Pakistan, Oct. 31 -- Frances Tiafoe may still be waiting for his first Grand Slam championship, but the up-and-coming American tennis star has already celebrated a meaningful career milestone.

His Frances Tiafoe Fund, which supports tennis programs for young people in underresourced communities, recently passed $1 million in funds raised, only three years after its launch. It's unusual for athletes to start nonprofits early in their careers, but the 28-year-old says he didn't want to wait to start giving back because his impact would be greater now.

"I think young players will know me more now," Tiafoe told The Associated Press. "While I'm at my 'peak' and doing things on a high level, I wanted to inspire, to give back. I wanted to be a...