| Adam Peaty added two more golds to his impressive haul |
British swimmer Adam Peaty broke
his own world record as he reached the 100m breaststroke final but there
were no GB medals on day one of the Rio Olympics.
GB cyclists Chris Froome and Geraint Thomas, who suffered a late crash, missed out on medals in the men's road race won by Belgian Greg van Avermaet.
| Peaty also won the 4x100m medley relay with Chris Walker-Hebborn, Siobhan O'Connor and Fran Halsall |
Day two sees British cyclist Lizzie Armitstead - cleared to compete after appealing against a ban for missed drugs tests - in the women's road race (16:15).
Day two schedule
All the action from day one in Rio
Olympic medal table
Peaty favourite for swimming gold
Peaty - the swimmer who was once frightened of water - scared his rivals with two blistering swims which make him firm favourite for the gold medal.The 21-year-old City of Derby swimmer clocked 57.55 seconds to break his own world record of 57.98, and then swam 57.62 to win his semi-final.
He is bidding to become the first British man to win Olympic gold in the pool since Adrian Moorhouse 28 years ago.
Hannah Miley narrowly missed claiming Britain's first medal of the Games, finishing fourth in the women's 400m individual medley as Hungary's Katinka Hosszu took the gold with a huge new world record of 4:26.36, over two seconds faster than the previous mark.
Max Litchfield was also fourth, in the men's 400m individual medley, while James Guy led at halfway in the 400m freestyle final, before fading to finish sixth as Australian Mack Horton claimed gold.