An American tennis legend shares sharp tactical insight for Taylor Fritz ahead of his Wimbledon semi-final against Carlos Alcaraz. Will it be enough to create a Grand Slam upset?

Taylor Fritz faces a daunting task against Carlos Alcaraz in the Wimbledon semi-final, as the Spaniard boasts a remarkable winning streak and impressive grass-court record. Alcaraz aims to continue his dominance,

For the 27-year-old Fritz, this may be a "now or never" scenario, given the number of talented youngsters coming through the Tour. There are excellent odds that the likes of Jack Draper, Jakub Mensik and Joao Fonseca will be making deep runs at slams in the coming years. No American man has won Wimbledon since Pete Sampras in 2000.