Sebastian Korda’s quest for a maiden Grand Slam title abruptly came to an end after a wrist injury forced him to retire from his quarter final clash against Karen Khachanov.The injury surfaced mid-way through the second set and Korda received a medical timeout to have his wrist strapped, but the damage was done and the 22-year-old retired with Khachanov leading 7-6(5), 6-3, 3-0.After the match, Korda revealed that it was not a new injury but something he had dealt with at the Adelaide International 1 earlier this month.‘’I had it a little bit in Adelaide a couple weeks ago, but then it went away,” Korda explained. ”During the matches [in …