Tennis - Queen's Club Championships - Queen's Club, London, Britain - June 10, 2026 Canada's Victoria Mboko reacts after sustaining an injury and retiring from her round of 16 match as Czech Republic's Karolina Pliskova looks on REUTERS/Toby Melville 08 Jul 2026 04:06AM July 7 : Reigning women’s singles champion Victoria Mboko has withdrawn from the Canadian Open due to a knee injury, the world number 10 confirmed on Tuesday. The 19-year-old Canadian has not played a competitive match since slipping awkwardly while facing Karolina Pliskova at the Queen's Club Championships in June. After scans on her left knee, Mboko pulled out of her doubles quarter-final alongside 23-times Grand Slam champion Serena Williams and said she ​had ​injured ⁠the medial collateral ligament.The injury forced Mbo