He beat Roger Federer in Brisbane and then Stan Wawrinka at the Australian Open -- before leading Murray two sets to one in an epic semi-final .
Raonic 's potential to win a grand slam was evident this year in Australia .
Raonic beat Roger Federer in Brisbane and then Stan Wawrinka at the Australian Open -- before leading Murray two sets to one in an epic semi-final .
Raonic 's potential to win a grand slam was evident this year in Australia .