German tennis star Alexander Zverev looks set to compete at the Paris Olympics despite a knee problem, his brother and manager Mischa Zverev said on Wednesday. Mischa had suggested on Tuesday to Amazon Prime that his brother may not be fit for Paris at the end of this month where he was poised to target a second straight Olympic singles gold. But after a further examination, Mischa told dpa that the world number four had been given a near all-clear and that the Olympic warm-up clay tournament in his home city starting on Monday was even a possibility. “Hamburg is on the schedule,” Mischa said….