British number one Kyle Edmund progressed to the quarter-finals of the New York Open with a straight-set victory over Dominik Koepfer.
Eighth seed Edmund took one hour and 33 minutes to beat the German 6-2 6-4.
The 25-year-old will next play South Korea’s Kwon Soon-woo, who beat Milos Raonic 6-2 6-7 (2-7) 6-3 in his second-round match.
Britain’s Cameron Norrie will look to join Edmund in the last eight when he faces Jason Jung later on Thursday.
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