Tennis

When longtime tennis coach Mike Thomson started working with Canada's Marina Stakusic during her junior days, he could tell almost immediately that she had tremendous potential.

TORONTO — Even though Helen Kelesi is bedridden with the flu, the retired Canadian tennis legend will be cheering on Leylah Fernandez and Canada in the semifinals of the Billie Jean King Cup on Saturday.

LONDON (AP) — Seven Belgian tennis players have been suspended from the sport as part of a match-fixing investigation, the International Tennis Integrity Agency said Friday.

BRISBANE, Australia (AP) — Four-time Grand Slam singles champion Naomi Osaka will make her comeback to tennis at the Brisbane International warm-up tournament ahead of the Australian Open.

SEVILLE, Spain — Marina Stakusic and Leylah Fernandez earned singles victories over Poland on Thursday to give Canada a semifinal berth at the Billie Jean King Cup Finals.

SEVILLE, Spain (AP) — The United States began its campaign in the Billie Jean King Cup Finals with a win over defending champion Switzerland on Thursday, setting up a decisive tie against the Czech Republic for a spot in the semifinals.

TURIN, Italy (AP) — Defending champion Novak Djokovic has been placed in a group with home favorite Jannik Sinner for the ATP Finals in Turin, where he needs to win just one match to end the year as world No. 1.

SEVILLE, Spain — Captain Heidi el Tabakh rolled the dice by going with youth over experience in Canada's opening singles match against Spain at the Billie Jean King Cup Finals.

SEVILLE, Spain (AP) — Teenager Marina Stakusic got the biggest win of her career to help Canada defeat host Spain 3-0 in Group C of the Billie Jean King Cup Finals on Wednesday. The 18-year-old Stakusic, ranked No. 258 in the world, defeated No.

SEVILLE, Spain (AP) — The Czech Republic beat defending champion Switzerland 3-0 on the first day of the group stage at the Billie Jean King Cup Finals on Tuesday.