Adam Peaty makes history as he wins Great Britain's first gold of Tokyo Games

Adam Peaty wrote his name into the history books once again as he powered to 100 metres breaststroke gold in Tokyo to become the first British swimmer to defend his Olympic title.

The world record holder blew away the competition to win Britain's first gold medal of the Games.

From start to finish it was a perfectly executed swim by Peaty as he finished in a time of 57.37 seconds, six tenths clear of the field.

Netherlands' Arno Kamminga, the only man other than Peaty to ever go under 58 seconds, took the silver medal while the bronze medal went to Nicolo Martinenghi of Italy. GB's James Wilby finished fifth.

Looking at the Official Medal Tally, China leads with 6 gold, 2 silver and 5 bronze, Japan is second with 5 gold and 1 silver while USA is third with 4 gold, 3 silver and 4 bronze.