DOHA, Qatar — Novak Djokovic was upset by Matteo Berrettini 7-6 (4), 6-2 on Tuesday at the Qatar Open in the Serb’s first match since exiting the Australian Open with a hamstring injury.

Feb 18 (Reuters) - Novak Djokovic was stunned 7-6(4) 6-2 by Matteo Berrettini in the Qatar Open first round on Tuesday as the Italian enjoyed his first win over the former world number one.

Jack Draper fought back from a set down to defeat Matteo Berrettini 4-6, 6-4, 6-3 and secure his place in the Qatar Open semifinals. The British No. 1 delivered a stellar performance and will now ...