Venus Williams of the U.S. makes a backhand return during her first round match against Ekaterina Makarova of Russia at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Ekaterina Makarova of Russia makes a forehand return during her first round match against Venus Williams of the U.S. at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Venus Williams of the U.S. reacts during her first round match against Ekaterina Makarova of Russia at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Venus Williams of the U.S. yells in frustration during her first round loss to Ekaterina Makarova of Russia at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Venus Williams of the U.S. reacts during her first round match against Ekaterina Makarova of Russia at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Ekaterina Makarova of Russia reacts during her first round match against Venus Williams of the U.S. at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Venus Williams of the U.S. reacts during her first round match against Ekaterina Makarova of Russia at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)
Venus Williams of the U.S. makes a backhand return to Ekaterina Makarova of Russia during their first round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2014. (AP Photo/Andrew Brownbill)