Jannik Sinner heaps praise on Darren Cahill after winning the Australian Open.

Overseeing Jannik Sinner's Australian Open for the last time, coaching great Darren Cahill doesn't want the final against Alexander Zverev to be about...

Jannik Sinner had to “dig himself out of a hole” after roasting his champion Aussie coach Darren Cahill after his Australian Open semi-final win.

Jannik Sinner had to “dig himself out of a hole” after roasting his champion Aussie coach Darren Cahill after his Australian Open semi-final win.

Jannik Sinner will part ways with veteran coach Darren Cahill after this season, the world's top-ranked tennis player revealed Thursday in Melbourne,...

Everyone knew Jannik Sinner was sick during his run to the Australian Open title, but his Australian coach has confirmed just how bad it was.

By ASSOCIATED PRESS   MELBOURNE, Australia (AP) — Of all the praise bestowed on Jannik Sinner after he won his second consecutive Australian...

World No.1 Jannik Sinner hopes Aussie super-coach Darren Cahill can help him complete a career grand slam before finishing up with the Italian at...

World No.1 Jannik Sinner has successfully defended his Australian Open crown to join legends Novak Djokovic and Roger Federer in the tennis history...

MELBOURNE, Australia (AP) — Of all the praise bestowed on Jannik Sinner after he won his second consecutive Australian Open championship, and third...