Sign up for our free daily Olympics newsletter: Very Olympic Today. You'll catch up on the top stories, smaller events, things you may have missed while you were sleeping and links to the best writing from SI’s reporters on the ground in Tokyo.
Reigning Olympic champion Ryan Crouser opened up his title defense in the men's shot put final with an Olympic record of 22.83 meters on his first throw of the evening. He went on to better it two more times and ended the day with a 23.30-meter toss for the second-farthest throw in history and a second Olympic gold.