In the same month, Khan had a training session in Las Vegas with Roger Mayweather, trainer and uncle of Floyd Mayweather, Jr.
Khan fought on 21 June 2008, at the National Indoor Arena in Birmingham against Irishman Michael Gomez.
He is a former unified light-welterweight world champion, having held the WBA (later Super) title from 2009 to 2012, and the IBF title in 2011.
Additionally he held the Commonwealth lightweight title from 2007 to 2008, the WBC Silver welterweight title from 2014 to 2016, and has challenged once for a middleweight world title in 2016.
On 6 December 2008, Khan recorded a comeback win against Oisin Fagan in a second-round stoppage.
With victory, Khan won the vacant WBA International lightweight title.
He was Britain's sole representative in boxing at the Athens Games, winning a silver medal at the age of 17 in the lightweight boxing category.