London 2012: Anthony Ogogo powers past Martinez in opener
Great Britain's Anthony Ogogo opened his middleweight boxing campaign with a comfortable win over Junior Castillo Martinez of the Dominican Republic at a packed Excel Arena.
Ogogo, silver medallist at the 2010 Commonwealth Games won the bout 13-6 on his Olympic debut.
The 23-year-old will now face reigning world champion Ievgen Khytrov of Ukraine.
Watch a full replay of Anthony Ogogo's bout here.
Available to UK users only.