NFL: Inside the Buffalo Bills weight room
Buffalo Bills cornerback Ron Brooks shows BBC Sport around his team's London weight room ahead of Sunday's game against Jacksonville Jaguars at Wembley Stadium.
Brooks introduces team-mates including defensive tackle Marcell Dareus and guard Richie Incognito, and reveals the current soundtrack to their London training sessions.
The Jaguars-Bills contest will be the second of three International Series games at Wembley this year, and the 13th since the NFL began playing matches at the home of English football in 2007.
Watch live coverage of Jacksonville Jaguars v Buffalo Bills on BBC Two from 13:00 GMT on Sunday.