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10-2 is biggest aggregate loss by an English side in Champions League
Arsenal's biggest defeat at the Emirates and biggest home European defeat
Walcott fires past Neuer at his near post for promising start
Koscielny sent off, Lewandowski penalty, Robben, Costa & Vidal (2) goals for 2-10 on aggregate
Quickfire Ramos double puts Real Madrid up 5-2 on aggregate against Napoli
Arsenal 1-4 Bayern Munich
Embarrassing.
Bayern score their ninth goal of the tie as Arturo Vidal cashes in on more shocking defending before delivering a cheeky finish past Ospina.
Arsene Wenger can't bear to look. It's 9-2 on aggregate.
Image source, Rex FeaturesArturo Vidal
Arsenal 1-3 Bayern Munich
Lovely curling finish from substitute Douglas Costa adds to Arsene Wenger's humiliation.
This is turning ugly. It's 8-2 on aggregate,.
Douglas Costa
Arsenal 1-2 Bayern Munich
Bayern are really turning on the style.
An unmarked Robert Lewandowski rattles the post from close range after wrapping his foot around Douglas Costa's cross.
Arsenal 1-2 Bayern Munich
Triple change for the 10-man hosts.
Francis Coquelin, Lucas Perez and Mesut Ozil are on - Aaron Ramsey, Olivier Giroud and Alexis Sanchez make way.
Image source, AP
Phil McNulty
BBC Sport chief football writer at Emirates Stadium
All over. The equaliser did for Arsenal - the task now is to get out without further damage but there's a real possibility of Bayern inflicting more punishment here.
Image source, ReutersArsenal 1-2 Bayern Munich
This is turning ugly.
Arjen Robben takes advantage of poor defending to slot past Ospina. It's a horrible goal to concede as the Gunners are guilty of over-playing at the back.
Fans start streaming out with more than 20 minutes to play.
It's 7-2 on aggregate to the champions of Germany.
Image source, Rex FeaturesArjen Robben
Image source, Rex FeaturesArsenal 1-1 Bayern Munich
David Ospina spreads himself to keep out Robert Lewandowski's thumping attempt from inside the area.
Arsenal 1-1 Bayern Munich
Bayern are playing keep-ball. This is going to be a slow and painful final half an hour or so for Arsenal.
Arsenal 1-1 Bayern Munich
The yellows are coming thick and fast. Alex Oxlade-Chamberlain does not attempt to disguise his emotions after bringing down Arturo Vidal.
Another booking. Arsenal have gone from high-octane to low in confidence.
Phil McNulty
BBC Sport chief football writer at Emirates Stadium
If there was the slightest hope, and there wasn't really, it has been snuffed out now.
Controversy over the penalty award and Laurent Koscielny's subsequent sending off, but these are not the factors behind what will end as another night of bitter disappointment for Arsenal in the Champions League.
Image source, ReutersArsenal 1-1 Bayern Munich
You can hear a pin drop at the Emirates. Is this Arsene Wenger's last Champions League match in charge of Arsenal?
The Gunners are heading out of Europe.
Sergio Ramos 57 mins
Two set-pieces, two goals.
Real Madrid captain Sergio Ramos buries another header and that looks like game over for Napoli.
Sergio Ramos - 52 mins
Real Madrid do what Real Madrid do best, and score...after just seven minutes of the second period. That was some half-time talk from Zinedine Zidane.
A simple goal as Toni Kroos swings the ball in from a corner and Sergio Ramos rises highest to bury his header beyond Pepe Reina.
The crowd have fallen silent.
Napoli need to find two goals, and not concede another, just to take it to extra time.
Image source, Getty ImagesArsenal 1-1 Bayern Munich
Bayern extend their aggregate lead to 6-2 after a well executed penalty by Robert Lewandowski.
It could get worse for the Gunners. Laurent Koscielny was sent off for that challenge on Lewandowski.
Robert Lewandowski
All over for Arsenal. Clinical by Lewandoski.
Image source, ReutersArsenal 1-0 Bayern Munich
It's all gone wrong for Arsenal.
Koscielny on Lewandowski inside the area.
It's a penalty to Bayern and a red card for Koscielny.
Arsenal are down to 10 men.
Image source, Getty ImagesArsenal 1-0 Bayern Munich
Arsenal have moved up another gear but they're leaving gaps at the back and Bayern are dangerous on the counter.
Mats Hummels has the ball in the back of David Ospina's net but it's ruled out for offside.