ThrowbackTimes Halle: Roger Federer downs Roberto Bautista Agut to reach semis

Roger Federer advanced to the Halle semi-final for the 15th time two years ago following a 6-3, 4-6, 6-4 win over Roberto Bautista Agut in an hour and 53 minutes. The Swiss had to dig deep for the second straight match, battling with Jo-Wilfried Tsonga in the second round and giving his best to topple the Spaniard and stay on the title course.