Canadian Open LIVE: Swiatek faces Kostyuk, Darderi takes on Borges as last 16 begins

[p][b]16:30 CET - [/b]Good afternoon and welcome to the coverage of the 1000 events taking place in Montreal and Toronto, with the round of 16 getting underway this evening from [b]18:30 CET[/b]. First up in Toronto is a heavyweight clash between world number 11 [a href="https://www.flashscore.ca/player/kostyuk-marta/8CZqQdSa/"]Marta Kostyuk[/a] and world number eight [a href="https://www.flashscore.ca/player/swiatek-iga/jNyZsXZe/"]Iga Swiatek[/a], before a meeting between [a href="https://www.flashscore.ca/player/pegula-jessica/KdojxrAR/"]Jessica Pegula[/a] and [a href="https://www.flashscore.ca/player/shnaider-diana/028BdVOj/"]Diana Shnaider[/a] follows.[/p][p]Kostyuk made light work of what should have been a tricky match against [a href="https://www.flashscore.ca/player/keys-madison/QwU996PK/"]Madison Keys[/a] in the last round and will fancy her chances against Swiatek, who is playing her first tournament since her underwhelming third-round exit at Wimbledon. [/p][image alt="Kostyuk vs Swiatek head-to-head-record" id="332ff7bd-8350-4618-9940-ef4f2ff5a9c6" credit-line="Flashscore" guid="c03c9203-ea40-468c-9646-912fec4659c4" original-width="1080" original-height="1080" /][p]In Montreal, meanwhile, the first match of the day sees Portugal's [a href="https://www.flashscore.ca/player/borges-nuno/hzbEPIOa/"]Nuno Borges[/a] come up against Italy's [a href="https://www.flashscore.ca/player/darderi-luciano/jeXTxMIp/"]Luciano Darderi[/a] in a difficult-to-call clash. Borges has had to play an extra match to get this far but has been playing the better tennis, as Darderi was forced into a comeback win in the last round after losing the first set.[/p][p]Overnight, the headline clash sees [a href="https://www.flashscore.ca/player/lehecka-jiri/6PlgfXKR/"]Jiri Lehecka[/a] against [a href="https://www.flashscore.ca/player/jodar-rafael/OdngshVK/"]Rafael Jodar[/a] as two of the game's biggest prospects go head-to-head. Jodar has been in incredible form in 2026, and is coming off the back of outclassing [a href="https://www.flashscore.ca/player/musetti-lorenzo/xtH2ODVI/"]Lorenzo Musetti[/a] in straight sets. [/p][image alt="Win probability" id="272eff54-4375-4cec-892f-2ff2ebb895c9" credit-line="Flashscore" guid="f778fdcf-48ba-4a27-bb85-75659e613438" original-width="2160" original-height="2700" /][p]The two big names in overnight Toronto action are world number one [a href="https://www.flashscore.ca/player/sabalenka-aryna/vyhksgUB/"]Aryna Sabalenka[/a], who takes on [a href="https://www.flashscore.ca/player/alexandrova-ekaterina/dzbgeEFF/"]Ekaterina Alexandrova[/a] and last year's US Open finalist [a href="https://www.flashscore.ca/player/anisimova-amanda/nwkutKbi/"]Amanda Anisimova[/a], who faces [a href="https://www.flashscore.ca/player/monfils-elina/jyngIesG/"]Elina Svitolina[/a] in a heavyweight clash. [/p][p][b]Follow all the action from [a href="https://www.flashscore.ca/tennis/atp-singles/montreal/"]Montreal[/a] and from [a href="https://www.flashscore.ca/tennis/wta-singles/toronto/"]Toronto[/a] with Flashscore![/b][/p]