Federer beats Tsitsipas to put Switzerland in Hopman Cup final

Roger Federer relied on his trusted serve to beat Stefanos Tsitsipas 7-6 (5), 7-6 (4) Thursday and give defending champion Switzerland a spot in the Hopman Cup final.

Unbeaten Switzerland assured its place in Saturday's final ahead of the women's singles match between Belinda Bencic and Greek opponent Maria Sakkari.

"There was very little unforced errors and it was really good quality tennis," Federer said. "It could have easily gone three sets. For me it is about maintaining a good level of play and I am happy with my game."

The Swiss will next face either host Australia or Germany.

"I will be excited to watch it tomorrow and see who we play in the final," Federer said. "This format lends itself to some exciting tennis."

Federer lost only seven games in wins over Cameron Norrie and Frances Tiafoe but found it tougher in his first match against...