Fritz and Mpetshi Perricard’s match, by contrast, was at the mercy of the most sacred and strange tradition of them all: the 11 p.m. curfew imposed on a sporting event beamed across the globe. Wimbledon is the only Grand Slam with an early bedtime, and the lights go out on time, every time, with no exceptions — almost.

Former professional tennis player and ESPN analyst James Blake breaks down all the action at Wimbledon as the Grand Slam event heads into its final week.

The world number one claimed another tight victory on Centre Court to reach the last eight of yet another grand slam.