John Isner into first Wimbledon quarter-final at 10th attempt

Isner now faces former Wimbledon finalist Milos Raonic for a semi-final spot.

John Isner of the US celebrates winning a point from Stefanos Tsitsipas of Greece during their men's singles match on the seventh day at the Wimbledon Tennis Championships in London. (AP)

LONDON: American ninth seed John Isner reached his first Wimbledon quarter-final at the 10th attempt on Monday with a 6-4, 7-6 (10/8), 7-6 (7/4) win over Greek teenager Stefanos Tsitsipas.

Isner, 33, will be playing in his first quarter-final at the majors since the 2011 US Open when he faces former Wimbledon finalist Milos Raonic for a semi-final spot on Wednesday.

Tsitsipas was bidding to become the first ever Greek player -- man or woman -- to reach the last-eight at a Grand Slam.