Tennis player Victoria Azarenka may miss the U.S. Open due to a custody battle

Her son can't leave California, and she won't leave him there alone.

Australian Open Day 6: Azarenka, Murray, Wawrinka advance; Muguruza meekly loses

Saturday’s action at the Australian Open was dwarfed by the off-court happenings, as the tennis took a backseat...