Tennis great Serena Williams offers Caitlin Clark advice, support: 'They can't do what you do'

Tennis great Serena Williams is one of the most accomplished athletes of the 21st century. She won 23 grand slam singles titles during her prolific career, which is just one shy of the women's tennis all-time record.

She retired after the 2022 US Open, citing her desire to spend more time with family and focus on other ventures. Her docuseries "In the Arena: Serena Williams," premiered at this year's Tribeca Festival in New York City.

At one point during the festival, the tennis champion...