Team GB men's quartet named for 4x400m relay

The British Olympic Association has announced the four men that will compete in the 4x400m relay semi-finals at the London Olympics later today.

Specialists Nigel Levine, Conrad Williams and Martyn Rooney will be joined by 400m hurdler Jack Green in the team, which currently holds a season-best time of 3:01.45.

Green reached the semi-finals of his individual event earlier the Games, while his fellow teammates also reached the same stage in their discipline.

The quartet will go up against Trinidad & Tobago, Belgium, South Africa, Cuba, Kenya, Germany and Poland for a place in the final.

The race is due to start at 11.35am. Follow all the developments with Sports Mole's live commentary here.