A Little Roundup
It wasn't just his gold medal performance that caught viewers' attention while Kristian Blummenfelt led the men's triathlon.
And on the women's side...four-time Olympian Flora Duffy finally gets herself a medal, and a gold one for Bermuda.
Fencer Maria Belen Perez Maurice: Win a match, but gain a spouse.
Jun Mizutani and Mima Ito bring Japan a first - and thrilling - table tennis mixed doubles gold.
Lydai Jacoby: She's not just Alaska's first Olympic swimmer, she's also an upset gold medalist.
Weightlifter Hidilyn Diaz gets the Philipines its long-awaited first gold medal.
Ones to Watch
Team Ireland's Nhat Nguyen has a "perfect start" to his Olympic campaign in badminton.
High jumper Yaroslava Mahucikh has had a strong last few years, and is aiming for a world record.
Karateka Daniel Gaysinsky is ready to look past a rollercoaster qualification and prove his Olympic credential.
Can Malaysian Gavin Green get his full confidence back in time for the start of men's golf this week?
Team Japan score two women's team sport upsets in one day...over France in basketball and over Montenegro in handball. How far can each go?