Tunisia's Ahmed Hafnaoui pulled off a major shock on the opening day of the Tokyo Olympics swimming medal events with a stunning victory
Pint-sized 13-year-old Momiji Nishiya took gold in street skateboarding -- new to the Olympics in Tokyo -- while in one of the Games's staple sports a "Terminator" hunted down a dominator to set the swimming pool alight.
The United States set a world record of three minutes and 50.40 seconds in the women's 4x100m medley relay final at the world championships on Sunday.
Summary of sports events and persons who made news on Saturday