Novak Djokovic returns a volley during his match against Jan-Lennard Struff at the US Open. AFP
Novak Djokovic returns a volley during his match against Jan-Lennard Struff at the US Open. AFP
Novak Djokovic through to last 16 as bizarre delay shrouds US Open
New York health officials attempt to prevent France's Adrian Mannarino from playing his last-32 encounter against German fifth seed Alexander Zverev
