Tracy Austin: When Serena walks into the All-England club, she gets a 30-40% boost given she's a 7 time Wimbledon champion

Miles Davis chats to former US Open winner and now BBC Tennis commentator Tracy Austin on the DRS ahead of the 2021 Wimbledon, which starts this Monday the 28th of June - the first in two years after last years event was cancelled.

See omnystudio.com/listener for privacy information.