Back at it: Serena Williams wins in Australian Open return

United States' Serena Williams reacts after hitting a backhand return during her first round match against Germany's Tatjana Maria at the Australian Open tennis championships in Melbourne, Australia, Tuesday, Jan. 15, 2019. (AP Photo/Kin Cheung)

MELBOURNE, Australia — This was quite a return for Serena Williams. Almost as if she never left.