Leylah Fernandez proved her resolve three times over on the way to the DC Open final — in two grueling matches against top-15 players and one against her former doubles partner and good friend, Taylor Townsend.

Canada's Leylah Fernandez produced a dominant performance to defeat Russia's Anna Kalinskaya in straight sets and win the WTA Tour's DC Open in Washington on Sunday.Fernandez got off to a blistering start,

The biggest tennis title of Leylah Fernandez's career arrived at the DC Open on Sunday (Monday in Manila) with the help of a terrific backhand, some superb returning — and energy courtesy of Shake Shack's burgers and fries.