Alex Michelsen of the United States upset third-seeded Lorenzo Musetti of Italy in the third round of men's singles at the National Bank Open on Thursday.

Alex Michelsen rallied for a 3-6, 7-6 (7/4), 6-4 upset victory over third-seeded Lorenzo Musetti on Thursday, converting his lucky seventh match point to reach the fourth round of the ATP Toronto Masters.

Alex Michelsen on Thursday rallied for a 3-6, 7-6 (7/4), 6-4 upset victory over third-seeded Lorenzo Musetti in the men’s singles, converting his seventh match point to reach the fourth round of the Canadian Open.