Tennis legend Jimmy Connors has sent Alexander Zverev and Stefanos Tsitsipas a clear warning about their hopes of winning a Grand Slam title.

Frances Tiafoe has ended Rafael Nadal’s 22-match winning streak at Grand Slam tournaments by beating the 22-time major champion 6-4, 4-6, 6-4, 6-3 in the U.S. Open’s fourth round ...