FT The referee blows his whistle for full-time. This has been a very, very, very bad night for Wales with Serbia claiming a 6-1 victory. The hosts impressed but they were helped by some very poor defending from the Welsh.
We enter the final moments of this match with nothing to smile about for Wales.
89 GOAL SULEJMANI! Serbia make it six of the best as Sulejmani beats Myhill with a looping effort from 25 yards. That was a good strike but it was helped by a deflection.
Good work from Bale as he tracks back to win the ball from Kolarov with a sliding challenge. Not much for Wales to enjoy as this match nears the final whistle.
Ramsey's free-kick from the right is cleared away from danger after a brief scramble.
86 Serbia make their final change with Ignjovski replaces by Srdan Mijailovic.
Ivanovic tries his luck again and a low effort is parried by Myhill. Wales react first to clear.
The next corner from Wales is easily cleared by Serbia.
A corner from the right drops to Williams 10 yards from the Serbia goal. The night doesn't get better for the defender as he hooks a poor effort over the bar.
81 Serbia make their second change of the night with Djuricic replaced by Dejan Lekic.
80 GOAL IVANOVIC! Wales clear the corner but the ball drops to Ivanovic on the edge of the box and he fires home a half-volley. Serbia lead 5-1 and deserve to do so.
Kolarov takes the free-kick again and this effort bounces off the top of the Wales wall and behind for a corner.
Ramsey concedes a free-kick on the edge of the Wales box as he pushes Ignjovski to the ground.
Markovic finds himself in plenty of space on the edge of the box and his driven effort is parried away from goal by Myhill.
Serbia continue to keep the ball with ease. Wales are trying to stop the pressure but this is proving to be a very, very tough night for the away side.
More woe for Blake as his poor pass runs away from Gunter and out of play for a Serbia throw.
Ignjovski takes a tumble deep in the Serbia half to give his side a free-kick.
Serbia enjoy another spell if sustaimed possession. The spark has gone out of this match at the moment with Serbia in control at 4-1 up.
It has been a great night for Tosic. He sparkled as Serbia claimed complete control of this contest.
71 Wales also make a change with Andy King replacing Allen.
70 Tosic's very impressive display is over as he is replaced by Miralem Sulejmani.
Serbia are getting ready to make a change.
Ramsey can't win a free-kick as he tangles with Nastasic deep in the Serbia half. The referee waves play on.
Serbia see an appeal for a penalty turned down as Tosic's effort is blocked by Ricketts. He couldn't have done much about it but the shot did strike the arm of the Wales defender.
Ramsey's corner from the left isn't very good at all and the ball drifts harmlessly out of play for a throw on the opposite flank.
Ramsey makes space for a shot on the edge of the box and sees his resulting effort deflected behind for a corner.
Nothing comes from the break but Wales win back possession. They need something magical if they are to find a way back from 4-1 down.
Vaughan does well to win the ball from Tadic on the edge of the Wales box and the away side move clear after some neat passing in their own half.
62 Tosic tumbles under a clumsy challenge from Blake and the defender rightly becomes the first player to be booked tonight.
Serbia can't strike from the corner and knock the ball behind for a goal-kick. Some relief for Wales but they are showing no signs of causing the hosts any problems.
Serbia are in complete control of this match and go close again as Kolarov's deflected effort goes wide of Myhill's right hand post. Corner to the hosts.
Bale loses the ball on the halfway line as he forgets that he has possession. Serbia look to break but Tosic runs out of space and has to concede a throw in.
Gunter's cross from the right falls to Morison but the striker continues his tough night as his lay-off fails to find Church.
This has been very disappointing for Wales. Poor defending has been their main problem but there are plenty of other issues for manager Chris Coleman to think about.
55 GOAL TADIC! Serbia move 4-1 up as they work the ball to the unmarked Tadic with another flowing move. Ivanovic's powerful run created the chance as he played a neat cut-back to Tadic and the midfielder made no mistake with the finish.
Tosic's corner from the left is cleared by Wales at the near post. Serbia collect the loose ball but Tosic can't keep possession on the left and concedes a throw.
Ramsey puts Bisevac under plenty of pressure deep in the Serbia half but the Wales captain can only knock the ball out of play for a goal-kick.
Tosic works a short free-kick to Tadic on the edge of the six-yard box but the resulting effort is blocked by the Wales defence. Serbia continue to look dangerous.
Serbia break and work the ball to Djuricic in the box and the midfielder sees his driven effort blocked. Some neat attacking play from Serbia to create the chance.
Morison puts Stojkovic under pressure and forces the goalkeeper to slice away a weak clearance away from danger.
Kolarov can't find the back of the net again with a free-kick as this effort is blocked by the Wales wall.
Markovic wins a free-kick on the edge of the Wales box aas he tumbles under Vaughan's challenge.
Ramsey runs out of space on the left flank and gives Serbia a throw.
46 The second half is under way with two changes from Wales. David Vaughan and Sam Ricketts replace Matthews and Edwards.
We are ready to get back under way.
Serbia are 1/66 to win this match with Sky Bet. Wales can be backed at 66/1 and the draw is available at 20/1. You can get 10/1 for Tosic to score next and 20/1 for Bale in the same market.
HT The referee blows his whistle for half-time after a Wales corner comes to nothing. Some really poor defending from the Welsh has allowed Serbia to take a 3-1 advantage at the break. Thoughts on the action so far can be sent to firstname.lastname@example.org.
We are in the one and only minute of additional time at the end of this half.
Tosic is involved again and this time he fires a powerful effort wide of Myhill's left hand post from just inside the box. Wales' defence was opened up again.
Wales enjoy a spell of possession but Serbia are standing firm and allowing no space in the final third.
No chance created from the corner as Tosic's effort is easily claimed by Myhill inside his six-yard box.
Ivanovic wins a corner as his cross from the right is deflected behind by Bale.
Wales will be disappointed they failed to build on Bale's goal. Some more poor defending allowed Djuricic in and the Serbia midfielder made no mistake.
Serbia look to create another goal but this time Myhill reacts to clear away a long ball forward.
39 GOAL DJURICIC! Wales are punished as Djuricic creates space in the box and fires home Serbia's third goal of the night. The midfielder showed good strength to hold off Matthews and fire home.
Allen is a bit too excited as he pushes Tosic to the floor on the halfway line. The former Manchester United man continues to provide the majority of Serbia's threat.
Ramsey breaks down the left but his progress is halted by Milan Bisevac and the defender scrambles the ball clear.
Serbia have enjoyed the majority of possession over the last few minutes. Much needed control of the ball after we were all surprised by Bale's goal.
Tosic fails to keep the ball in play on the left as he looks for some more success.
Wales are looking a little more calm now. They will have to continue to do so and avoid any more defensive calamities.
Serbia win a free-kick as Dusan Tadic tumbles under Williams' challenge. The hosts will look to take back control of this match.
That was fantastic from Bale. Now the task is to build on the goal and cause Serbia some sustained problems.
31 GOAL BALE! Bale fires home a free-kick with sensational power to beat Stojkovic from 25 yards. That really was fantastic from the Wales winger.
Matthews' long throw from the left is met by Edwards but he can't get any power on his header and Serbia are able to clear from the edge of their six-yard box.
Wales enjoy a welcome spell of possession but waste it as Bale's crossfield ball from the left to Gunter goes out of play.
The corner leads to a chance and Chris Gunter is forced to scramble the ball behind. The next flag-kick leads to a Wales free-kick and some relief for the away side.
Tosic's corner from the left is met by the head of Ivanovic but the defender's effort is deflected behind for another flag-kick.
Wales have it all do. They haven't offered much as an attacking force and look very shaky at the back. Not a good mix.
The replay of that goal shows just how bad the defending was. Not very good is a generous description.
24 GOAL TOSIC! Some really, really bad defending from Wales leads to Serbia's second goal as they fail to stop Ignjovski's run forward and allow a scrappy cross to fall to Tosic. The winger makes no mistake as he scrambles the ball home from close-range.
Serbia fail to create a chance as Filip Djuricic's cross from the right drifts behind for a goal-kick.
Wales continue to struggle as David Edwards slices a clearance out of play.
Ivanovic does well to stop Church's run down the right. Serbia fail to break as Myhill rushes out of his goal to claim a long ball forward ahead of Ignjovski.
Bale wins a corner as his cross bounces off the legs of Kolarov. Wales take the flag-kick quickly and can only succeed in running the ball out of play for a Serbia goal-kick.
Aleksandar Ignjovski finds place for a shot but can only drag a weak effort wide of Myhill's right hand post. Serbia very much on top in this match.
Wales are getting very nervous at the back. Gunter is the latest defender to slice a clearance out of play.
That was a great goal from Kolarov. Wales will be disappointed but they could do nothing about the class of that strike - apart from not give away the free-kick in the first place.
16 GOAL KOLAROV! Kolarov beats Myhill at his left hand post with a superb free-kick. He lofted the ball over the wall and away from the dive of the Wales goalkeeper. Serbia lead 1-0.
Serbia win a free-kick on the edge of the box as a slight push from Simon Church causes Branislav Ivanovic to go down. Correct decision from the referee.
Williams fires a pass away from Matthews and out of play for a throw. Wales need to get back on track after failing to build on a confident opening.
Tosic's corner from the left is claimed with ease by Boaz Myhill inside his six-yard box. A few shaky moments for Wales.
The free-kick provides Nastasic with a free-header inside the six-yard box but his weak effort is blocked. Serbia continue to press and gets a corner when Darcy Blake slices a clearance behind.
Lazar Markovic wins a free-kick only just outside the Wales box on the left hand side of the pitch. Opportunity for Serbia to create a chance.
Serbia have enjoyed a better couple of minutes. The pressure is also on them to grab a first win of their qualifying campaign.
Matthews does well to halt Zoran Tosic's run and knock the ball behind for a corner. Wales win a free-kick from the resulting flag-kick.
This has been a bright opening from Wales. They are looking good in possession and have been winning the aerial battles so far.
Wales can't do anything with the long throw opportunity but they do win a corner from the next move. Aaron Ramsey's flag-kick from the right is headed over the bar by Ashley Williams. This has been a good start from the Welsh.
Adam Matthews' long ball forward is headed out for a Wales throw by Matija Nastasic - the Serbia defender who joined Manchester City on deadline day.
Steve Morison sends a header across goal but Serbia react first to clear. Chris Gunter takes control of the loose ball but can only send a wild effort over the bar.
Decent start from Wales as they keep control of the ball. The return of Joe Allen is certainly a big boost.
Serbia goalkeeper Vladimir Stojkovic looks a bit shaky early on as he sends a clearance straight out of play.
Gareth Bale wins an early free-kick as he is fouled by Aleksandar Kolarov on the halfway line.
Wales get us under way. They are wearing their grey away kit.
We are ready to go. Wales looking to bounce back after Friday night's 2-0 defeat against Belgium. Serbia opened their bid to reach the World Cup with a 0-0 draw in Scotland.
The players are out on the field at the Karadjordje Stadium.
The teams in full are - Serbia: Stojkovic, Ivanovic, Bisevac, Nastasic, Kolarov, Tomovic, Tadic, Fejsa, Djuricic, Tosic, Markovic. Subs: Kahriman, Petrovic, Sulejmani, Maksimovic, Matic, Lekic, Mijailovic, Ninkovic, Subotic, Lazovic, Brkic.
Wales: Myhill, Gunter, Ashley Williams, Blake, Matthews, Edwards, Allen, Ramsey, Bale, Morison, Church. Subs: Brown, Davies, Ricketts, Richards, Vaughan, King, Earnshaw, Vokes, Jonathan Williams, Robson-Kanu, Price.
The referee is Duarte Gomes from Portugal.
Here is the team news. Wales are boosted by the return of Joe Allen. The Liverpool midfielder missed Friday's 2-0 defeat to Belgium through illness but is back in the side as the only change to Chris Coleman's starting XI, replacing James Collins who misses out through suspension. Serbia boss Sinisa Mihajlovic makes three changes from his team's draw with Scotland as Ljubomir Fejsa, Lazar Markovic and Dusan Tadic all start in a side including Chelsea's Branislav Ivanovic and Manchester City's Matija Nastasic and Aleksandar Kolarov.
Serbia are the 4/9 favourites with Sky Bet to win tonight. Wales are 13/2 to claim victory and the draw is available at 16/5. You can get a price boost on Wales to win 2-1 at 25/1.
Hello and welcome to our live commentary from Wales' clash against Serbia in World Cup European Qualifying Group A. The Welsh started their bid to reach Brazil 2014 with a 2-0 defeat against Belgium so they will want to get back on track tonight. Let us know your thoughts ahead of the game at email@example.com.