Montreal: Samsonova upsets Sabalenka for second career Top 5 win
No.15 seed Liudmila Samsonova won a 2-hour and 55-minute thriller over No.2 Aryna Sabalenka to book a quarterfinal spot at the Omnium Banque Nationale. Both of Samsonova's two career Top 5 victories have come over Sabalenka.
