Canada makes BJK Cup history and Djokovic sets yet another record This week, the Canadian team won its first Billie Jean King Cup, while Djokovic secured world No. 1 for the eighth time and a notable breakup got everyone’s attention.

U.S. ousted from BJK Cup by Czech Republic Barbora Krejcikova and Katerina Siniakova sent the Czech Republic into the semifinals of the Billie Jean King Cup by beating American duo Danielle Collins and Taylor Townsend 6-3, 7-5 in their decisive doubles match on Friday.