Kevin Anderson Calls for Tiebreakers in Fifth Sets After Marathon Semifinal Win

Kevin Anderson called for changes to the fifth set format at Grand Slams after a marathon Wimbledon semifinal win over John Isner on Friday.

Only the U.S. Open has a tiebreaker fifth-set format.

Anderson defeated Isner in the fifth set 7-6, 6-7, 6-7, 6-4, 26-24. It was the longest men's semifinal in Wimbledon history at six hours and 36 minutes.

"I hope this is a bit of sign for Grand Slams to change this format," Anderson said. "At the end, you don't even feel that great out there."

It was the second-longest match in Wimbledon history and longest one-day match in Wimbledon history.

Isner had previously come out victorious in the longest match in history in 2010 at Wimbledon against Nicolas…