Djokovic labours into second round at US Open in bid for calendar slam

Novak Djokovic took a first unsteady step toward completing the calendar-year Grand Slam on Tuesday as the Serb laboured into the second round of the US Open with a 6-1, 6-7(5), 6-2, 6-1 win over Danish teenager Holger Rune.

from Sportstar - Home https://ift.tt/38rurZA