Del Potro to undergo more knee surgery; hopeful for Olympics By webmaster - March 22, 2021 245 0 Juan Martin del Potro is to undergo another knee operation in a bid to play at the Olympics for Argentina. RELATED ARTICLES Sports Havertz penalty rescues draw for Arsenal against Bayer Leverkusen Sports Golf leaderboards: Latest scores from around the world Sports Aston Villa latest: McGinn set to return but Cash, Kamara and Tielemans still out
