Then the German again held serve to win a third straight game for commanding 4-1 lead. And after Kerber held serve to go ahead 5-2, Andreescu showed her frustration by repeatedly banging her racket on the surface as she left the court. The two again held serve to start the third set but Andreescu required medical treatment on her right arm/shoulder after going ahead 2-1. 1:07At the break, Andreescu told her coach, Sylvain Bruneau, "My feet were burning" and that she was having trouble moving. But the 25-year-old Austrian's solid serve held up against Federer as it had throughout the tournament.

Source: CBC News March 17, 2019 22:29 UTC