Draper defeated Popyrin in a two-hour, three-set battle of attrition to reach the quarter-finals, 3-6, 6-2, 7-6(5)

Briton Jack Draper once viewed himself as a Ferrari with reliability issues but the world number six said on Wednesday his hard work away from the court has given him the engine to cope with the physical demands of the Grand Slams.

LONDON (Reuters) -British second seed Jack Draper defeated Alexei Popyrin 3-6 6-2 7-6(5) to reach the quarter-finals of the Queen's Club Championships on Wednesday, while Czech eighth seed Jakub Mensik lost his temper during defeat to Spain's Roberto Bautista Agut.