By Pa Sport Staff
Published: 08:37 GMT, 8 January 2020 | Updated: 08:37 GMT, 8 January 2020
Novak Djokovic maintained his perfect start at the ATP Cup to help Serbia reach the quarter-finals, with the world number two improving to three singles wins and one doubles victory from four matches.
Djokovic, who has yet to drop a set at the tournament, beat Chile's Cristian Garin 6-3, 6-3 in Brisbane.
Dusan Lajovic earlier broke Nicolas Jarry three times en route to a 6-2, 7-6 (3) win, as the Serb finished the round-robin stage