World number three Roger Federer survived two match points to advance past Croatian Borna Coric into the Italian Open quarter-finals.
After rain wiped out play on Wednesday, Federer played two matches on Thursday.
He came through 2-6, 6-4, 7-6 (9/7) against 13th seed Comic after earlier beating Portugal’s Joao Sousa 6-4, 6-3 in the second round.
Federer will next face eighth-seed Stefanos Tsitsipas, who defeated Italian Fabio Fognini 6-4, 6-3 in an hour and 12 minutes.

New Zealand maintain unbeaten record against Scotland with big win
Formula One extends Sao Paulo contract to 2035
South Africa thump Italy to stay perfect in Nations Championship
Okafor secures Leeds win at home to Tottenham after red-card controversy
India beat New Zealand via DLS after rain-hit pace battle
