Madison Keys returns a shot during a match against Venus Williams in the quarterfinals of the Australian Open in Melbourne, Australia, Wednesday, Jan. 28, 2015.
Madison Keys returns a shot during a match against Venus Williams in the quarterfinals of the Australian Open in Melbourne, Australia, Wednesday, Jan. 28, 2015. Rob Griffith AP
Madison Keys returns a shot during a match against Venus Williams in the quarterfinals of the Australian Open in Melbourne, Australia, Wednesday, Jan. 28, 2015. Rob Griffith AP

Tennis greats expect great things from Madison Keys at Miami Open

March 24, 2015 07:14 PM