Coverage of swimming and rowing events as the Games get under way, with 302 gold medals at stake over the next sixteen days of competition.
British medal prospects Helen Glover and Heather Stanning take to the water first at the Eton Dorney Rowing Lake in the women's pair.
Also news of the start of the men's cycling road race - can Mark Cavendish become Olympic champion to add to his world title?
The first gold medal of the Games is won in the women's 10m air rifle, and there are stories affecting British competitors in action at the start of day one.
09.30 Women's pair heats
09.50 Women's quadruple sculls heats
10.10 Men's eight heats
10.30 Men's double sculls heats
11.00 Lightweight men's four heats
10.00 Men's 400m individual medley heats
10.31 Women's 100m butterfly heats
10.58 Men's 400m freestyle heats