Milos Raonic

World number one waiting for results of scans after possible ‘muscle tear’ at Australian Open

Big-serving Canadian beats German in a surprisingly one-sided 6-1 6-1 7-6(5) fourth round triumph

American declared champion after Canadian counterpart withdrew

Lanky Canadian makes quick work of second round opponent

The Brit overhauled Canadian Milos Raonic 4-6 7-5 6-7(4) 6-4 6-2