Play under way on Day 11 of Australian Open

MELBOURNE, Australia (AP) Play is under way at the Australian Open on Thursday, with a men's doubles match involving Andy Murray's older brother Jamie providing a prelude to the women's singles semifinals.

Jamie Murray and Brazil's Bruno Soares are taking on the French team of Adrian Mannarino and Lucas Pouille in a semifinal on Rod Laver Arena.

Following that, defending champion Serena Williams will attempt to stay in the hunt for a seventh singles title when she plays Agnieszka Radwanska. Another British player, Johanna Konta, is in the other semifinal against Angelique Kerber.

The first men's semifinal between defending champion Novak Djokovic and Roger Federer is scheduled later Thursday. It will be their 45th meeting, and the series is tied at 22.

Andy Murray plays his semifinal on Friday against Milos Raonic.

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