Alexander Zverev beats John Isner to reach Rome final
20-year-old Alexander Zverev beat John Isner 6-4, 6-7(5), 6-1 on Saturday to qualify for his first ATP Masters 1000 final.
Zverev dominated the opening set only to be pegged back in the second as Isner changed his tactic, coming to the net more as a tie-break was required.
John Isner of USA in action during the men's semi-final match between Alexander Zverev of Germany and John Isner of USA during The Internazionali BNL d'Italia 2017 - Day Seven at Foro Italico on May 20, 2017 in Rome, Italy.Eurosport
The German was 5-0 down in the tiebreak but battled back before Isner took the match to a third set with a forehand winner.
Isner, the first American to reach the semi-finals in Rome since Andy Roddick in 2008, had a chance to break with Zverev leading 3-1 in the final set but the German snuffed out the challenge.
Alexander Zverev of Germany reacts during the semi-final match against John Isner of USA at the ATP Tennis Open tournament at the Foro Italico on May 20, 2017 in Rome.Getty Images
Zverev was ready for Isner and countered accordingly as he secured victory against the 32-year-old and progression to the final.
Additional reporting via Reuters