Bethanie Mattek-Sands, left, of the U.S. and Lucie Safarova of the Czech Republic celebrate after defeating Andrea Hlavackova of the Czech Republic and Peng Shuai of China in the women’s doubles final at the Australian Open tenni… .

Bethanie Mattek-Sands and Lucie Safarova enhanced their reputation as the dominant duo by winning the Australian Open women’s doubles final 6-7 , 6-3, 6-3 over Andrea Hlavackova and China’s Peng Shuai. It extended the pair’s unbeaten record to 12 matches at Melbourne Park – they won the 2015 doubles title, but didn’t play together last year because Safarova was ill.