A Welsh football fan has died after being attacked outside Wembley stadium ahead of the England vs Wales Euro 2012 qualifier.
Police were called to an incident involving a number of men before the match.
The dead man, who was 44, was taken to a central London hospital with head injuries and pronounced dead at 8.50pm.
It is understood the victim may have suffered a heart attack after the assault.
Six men, all believed to be Welsh fans, have been arrested in relation to the incident.
A London Ambulance Service (LAS) spokesman said: "I can confirm that LAS got a call at 7.20pm to reports of an assault outside Wembley Stadium.
"Staff treated a man who had suffered a cardiac arrest. Extensive efforts were made to resuscitate the patient and he was taken to hospital."
Staff on standby at the international match were on the scene within three minutes, the spokesman said.
Police believe they have identified the victim but await formal confirmation that all his next of kin have been informed.
Officers from the Met's Homicide and Serious Crime Command are now investigating his death.