The American raised the spirits of fans and guided his team to victory on Tuesday in Perth.
Two big WTA names have switched out of Babolat racquets in 2017.
Svetlana Kuznetsova started the new year with a milestone victory.
Grand Slam king is airborne avenger in Hopman Cup return.
Big Papi is a big hit as tennis coach.
"Of course the pressure is there but it’s a different pressure now,” says world No. 1.
King of Clay dishes revenge on Spanish chef.