Roger Federer conducted a serving clinic against one of the top servers in the business – John Isner, to lift his fourth title at the Miami Open presented by Itau on Sunday. The third seeded Swiss who was within two games of exiting in the second round like last year against Radu Albot, won 32…

Three time champion Roger Federer and defending champion John Isner have been joined by two NextGen stars Denis Shapovalov and Felix Auger-Aliassime of Canada in the semi finals of the second ATP 1000 event of the year at the Hard Rock Stadium in Miami. In the first semi-final to be played on Friday, the 2018…