West Ham deal means 'great future' for Olympic stadium, says Boris
22 March 2013 Last updated at 14:08 GMT
The Olympic Stadium will be the new home of West Ham football club from 2016 after signing a 99-year lease for the venue.
The government is paying an extra £25m towards conversion costs, with West Ham increasing their own funding of the project from £5m to £15m.
Mayor of London Boris Johnson said the deal represented a "great great future" for the stadium.