Djokovic nails round one in Open defence
AAP
Novak Djokovic has kept his eye on an unprecedented eighth Australian Open men's singles title with a testing win over German Jan-Lennard Struff.
The world No.2 was made to work in the first set and third before booking a 7-6 (7-5) 6-3 2-6 6-1 victory on Rod Laver Arena.
The win was the defending champion's 900th ATP career victory.
