NEW YORK -- Novak Djokovic beat Matteo Berrettini 5-7, 6-2, 6-2, 6-3 in the quarterfinals of the US Open on Wednesday night.
The victory put him two wins away from a calendar-year Grand Slam.
Novak Djokovic into US Open semifinals over Matteo Berrettini as he nears calendar-year Grand Slam
