Overview

• Alexander Zverev recovered from a 6-7(10-8) opening-set loss to beat defending champion Alexei Popyrin 6-7(10-8), 6-4, 6-3 and equalled Grigor Dimitrov’s record of 155 Masters 1000 match victories
• Taylor Fritz dispatched Andrey Rublev 6-3, 7-6(4) at Sobeys Stadium, firing 20 aces and maintaining a 79 percent first-serve rate to advance
• Ben Shelton stunned World No. 9 Alex de Minaur 6-3, 6-4, securing his first Masters 1000 semifinal berth at age 22
• Fritz vs. Shelton marks the first all-American semifinal in a Masters 1000 event since Andy Roddick defeated Mardy Fish in Cincinnati in 2010
• Karen Khachanov, seeded 11th, ousted Alex Michelsen in straight sets and will challenge top-seeded Zverev in Wednesday’s other semifinal