we can now cross live to tokyo with sarah mulkerrins who is there for us. and what should we be looking forward to today on day 1a? already under way, the third round for women's gold. they are battling that heat as well. also the 50 kilometres walk is also battling the heat and they are coming to the closing stages. so much action elsewhere this friday at the olympics. we look at the track, athletics dominating the second week and the likes of alison felix, the great american athlete. she will go later in that final and bidding to become the most successful and decorated track and field athlete later if she was to win athlete later if she was to win a medal. she has competed at every game since 200a.