Defending champion Alexei Popyrin of Australia beat fifth-seeded Holger Rune of Denmark 4-6, 6-2, 6-3 on Saturday night to reach the National Bank Open quarterfinals.

The 22nd-seeded Canadian dropped a 7-6 (4), 7-5 decision to American Learner Tien to the disappointment of the centre court crowd at Sobeys Stadium.

The National Bank Open presented by Rogers kicks off its expanded format with main-draw action on Sunday. Here's a look at ...