Big guns firing: Novak Djokovic and Roger Federer cruise through in the #AustralianOpen.

Big guns firing: Novak Djokovic and Roger Federer cruise through in the #AustralianOpen https://t.co/vfgUK5w2B9 #Djokovic #Federer pic.twitter.com/Kx2LXn2LBw

— AFP Sport (@AFP_Sport) January 16, 2018