Naomi Osaka, Madison Keys advance in Montreal while Iga Swiatek falls
Japan's Naomi Osaka roared into her first quarterfinal in 19 months with a 6-1, 6-0 victory over Latvia's Anastasija Sevastova in National Bank Open pJapan's Naomi Osaka roared into her first quarterfinal in 19 months with a 6-1, 6-0 victory over Latvia's Anastasija Sevastova in National Bank Open p