WIMBLEDON, England — Venus Williams has reached the Wimbledon semifinals by overpowering Agnieszka Radwanska 6-1, 6-2.

The two-time defending champion raced to a 5-0 lead in the first set. She fell behind 2-0 in the second but won the last six games to complete the win in 68 minutes.

Williams is looking for her sixth Wimbledon title and is trying to become the first woman since Steffi Graf in 1991-93 to win three in a row.