Biles out of vault and uneven bars; beam and floor possible

Simone Biles, of the United States, waits to perform on the vault during the artistic gymnastics women's final at the 2020 Summer Olympics on Tuesday, July 27, 2021, in Tokyo. The American gymnastics superstar withdrew from the all-around competition to focus on her mental well-being. (AP Photo/Gregory Bull)

TOKYO — Simone Biles is opting not to defend her Olympic vault title, pulling out of Sunday’s event finals for both vault and uneven bars while she focuses on her mental health.