Postpublished at 11:04 Greenwich Mean Time 28 January 2018
Federer 6-2 6-7 (5-7) 6-3 3-5 Cilic*
Precision from Marin Cilic, sprinting in towards the net to place a volleyed winner on the run.
Roger Federer cracks the tape from behind the baseline and that's 30-0.