"Unbelievable, from the beginning to the end. So many ups and downs, incredible points, heat strokes, coming back. Overall one of the most exciting matches I've ever been a part of. These are the moments I live for. I work for this."

The morale-boosting win leaves Djokovic in an ideal place so as to add to his Grand Slam haul on the US Open subsequent month. The 36-year-old has prevailed at Flushing Meadows on three prior events, most not too long ago in 2018.