Adam Walton, Australia, def. Benjamin Bonzi, France, 4-6, 6-0, 6-3.

Four of the world’s top six — Jannik Sinner, Carlos Alcaraz, Novak Djokovic, and Jack Draper — have opted out of Toronto.

Canada's Marina Stakusic put up a valiant effort, but ultimately fell to Romania’s Jaqueline Cristian 2-6, 6-2, 6-2 in the opening round of the National Bank Open on Sunday.

After being out of action for several months, Nick Kyrgios finally made his return to the ATP Tour at the Washington Open.