The 6ft 10 American is through to the next round after a tough three-set win that included a long rain delay.
The 6ft 10 American got revenge on his American opponent for the loss he suffered last week in Los Cabos.
Brandon Nakashima stunned John Isner to reach the final in Los Cabos.
John Isner will face Brandon Nakashima in the Los Cabos semi-finals.
The American was pushed to the limits by his Russian opponent beating him in three tight sets.
The American is in Los Cabos, Mexico looking to start the hardcourt season on the right foot.
The American was dominant behind his first serve where he won 53 out of 58 points played.
The American has got off to a winning start at Roland Garros.
John Isner is into the Madrid quarter-finals after a last set tiebreak win over Andrey Rublev.
John Isner is into the second round in Madrid after beating Miomir Kecmanovic in straight sets.
John Isner took to Twitter to raise some issues about the ATP and latest state of affairs in Tennis.
The young American is through to the semifinals after beating the number two seed.
The world No.21 believes players have to 'learn and adapt' to the virus.
There has been a big upset at the American hard court tournament.
Ubitennis looks at the biggest movers in this week's ATP rankings.
John Isner wants prize money to be increased for the opening rounds of grand slams as he looks for a successful return to the tour.
Federer gives title No.101 another try, while Isner looks to defend his Miami title.
John Isner is aiming for a second consecutive Miami Open after beating Felix Auger-Aliassime.
John Isner has revealed his clothing routine in Mexico as he looks forward to a match with Nick Kyrgios in the semi-finals of Acapulco.
-Delray Beach, Fla Qualifier Dan Evans was the first player to reach the Delray Beach Open Semi-Finals after a 6-4, 6-4 win over Andreas Seppi. It’s...