NFL player Menelik Watson of the Oakland Raiders, born in Manchester, visits the set of "Coronation Street". (Dave Shopland/Associated Press)

NFL player Menelik Watson of the Oakland Raiders, born in Manchester, visits his mother. (Dave Shopland/Associated Press)

NFL player Menelik Watson of the Oakland Raiders, born in Manchester, visits his mother. (Dave Shopland/Associated Press)

NFL player Menelik Watson of the Oakland Raiders, born in Manchester, visits the set of "Coronation Street". He is pictured here with actress Kym Marsh at the Rovers Return Inn. (Dave Shopland/Associated Press)

NFL player Menelik Watson of the Oakland Raiders, born in Manchester, visits the set of "Coronation Street". He is pictured here with Liz MacDonald and Catherinr Tyldesley. (Dave Shopland/Associated Press)

NFL player British-born Oakland Raiders offensive tackle Menelik Watson poses for photographers with a Union flag at Wembley Stadium in London, Wednesday, July 16, 2014. Six players from teams who will play in the three regular season NFL games at Wembley in the autumn were in London for media and promotional events on Wednesday. (AP Photo/Matt Dunham)

NFL player Miami Dolphins defensive end Cameron Wake laughs as he gives a media interview at Wembley Stadium in London, Wednesday, July 16, 2014. Six players from teams who will play in the three regular season NFL games at Wembley in the autumn were in London for media and promotional events on Wednesday. (AP Photo/Matt Dunham)

Jacksonville Jaguars cornerback Will Blackmon poses for a photo at Wembley Stadium in London, Wednesday, July 16, 2014. (Dave Shopland/NFL)

NFL players Detroit Lions linebacker Stephen Tulloch, left, and British-born defensive end Osi Umenyiora pose for photographers at Wembley Stadium in London, Wednesday, July 16, 2014. Six players from teams who will play in the three regular season NFL games at Wembley in the autumn were in London for media and promotional events on Wednesday. (AP Photo/Matt Dunham)

A general view of Wembley Stadium is seen during the media day for the 2014 NFL International Series on July 16, 2014 in London. (Dave Shopland/NFL)

Dallas Cowboys cornerback Brandon Carr and Jacksonville Jaguars cornerback Will Blackmon pose for a photo at Wembley Stadium in London, Wednesday, July 16, 2014. (Dave Shopland/NFL)

(L-R) Atlanta Falcons defensive end Osi Umenyiora, Oakland Raiders offensive tackle Menelik Watson, Dallas Cowboys cornerback Brandon Carr, Detroit Lions linebacker Stephen Tulloch, Jacksonville Jaguars cornerback Will Blackmon and Miami Dolphins defensive end Cameron Wake pose for a photo at Wembley Stadium in London, Wednesday, July 16, 2014. (Dave Shopland/NFL)

NFL players Miami Dolphins defensive end Cameron Wake, left, and British-born Oakland Raiders offensive tackle Menelik Watson pose for photographers at Wembley Stadium in London, Wednesday, July 16, 2014. Six players from teams who will play in the three regular season NFL games at Wembley in the autumn were in London for media and promotional events on Wednesday. (AP Photo/Matt Dunham)

The number 39 on a chain is worn by NFL player Dallas Cowboys cornerback Brandon Carr as he speaks during a media interview at Wembley Stadium in London, Wednesday, July 16, 2014. Six players from teams who will play in the three regular season NFL games at Wembley in the autumn were in London for media and promotional events on Wednesday. (AP Photo/Matt Dunham)

Oakland Raiders offensive tackle Menelik Watson, who was raised in Manchester, is interviewed at Wembley Stadium in London, Wednesday, July 16, 2014. Watson became the highest-drafted British player ever (42nd overall) in the NFL when the Raiders drafted him in the second round in 2013. (Dave Shopland/NFL)

Sky Sport presenter Neil Reynolds, Detroit Lions linebacker Stephen Tulloch, and Atlanta Falcons defensive end Osi Umenyiora speak during an NFL fan forum for the 2014 International Series in London on July 16, 2014. (Dave Shopland/NFL)

Jacksonville Jaguars cornerback Will Blackmon greets the audience during an NFL fan forum for the 2014 International Series in London on July 16, 2014. (Dave Shopland/NFL)

Detroit Lions linebacker Stephen Tulloch, center, greets a fan on stage during an NFL fan forum for the 2014 International Series in London on July 16, 2014. (Dave Shopland/NFL)

Miami Dolphins defensive end Cameron Wake, left, shares a laugh with Oakland Raiders tackle Menelik Watson during an NFL fan forum for the 2014 International Series in London on July 16, 2014. (Dave Shopland/NFL)

Atlanta Falcons defensive end Osi Umenyiora greets the audience during an NFL fan forum for the 2014 International Series in London on July 16, 2014. (Dave Shopland/NFL)

Sky Sport presenter Neil Reynolds, Detroit Lions linebacker Stephen Tulloch, and Atlanta Falcons defensive end Osi Umenyiora speak during an NFL fan forum for the 2014 International Series in London on July 16, 2014. (Dave Shopland/NFL)