Canadian Penny Oleksiak and Simone Manuel of the United States were inseparable at the finish and even more united in joy after a stunning 100 metres freestyle dead-heat rewarded both with Olympic gold on Thursday.
Two swimmers made the biggest waves in Rio, Michael Phelps racing to retirement as the greatest of all time and US team mate Ryan Lochte slipping out of the country before police could stop him.
Check out the gold medal winners on Day 7 of the 2016 Olympic Games in Rio de Janeiro, on Friday:
Joseph Schooling won the men's 100 meters butterfly final on Friday to secure Singapore's first Olympic gold medal and deny Michael Phelps a 23rd in the last individual race of the American's extraordinary career.
The 21-year-old had to chase down James Guy and Jack McLoughlin to win the title, pulling ahead in the final 100 metres to edge out compatriot McLoughlin and the Englishman to touch in three minutes, 43.76.
Poland's Magdalena Fularczyk-Kozlowska and Natalia Madaj edged past Britain's Katherine Grainger and Victoria Thornley in the final meters of the race to snatch the gold medal in the women's double sculls at the Olympic rowing regatta on Thursday. The nail-biter saw the two boats neck-and-neck for much of the race. Britain led Poland by just .64 seconds at the halfway mark and appeared poised to win.
Michael Phelps won the 19th gold medal of his Olympic swimming career on Sunday after helping the US men's team to victory in the 4x100 metres freestyle relay.
Athletes to watch at the Gold Coast Commonwealth Games: