It started badly for Novak Djokovic, who needed 24 serves, six break-point saves and 15 minutes just to hold his first game in the second round.
This was not the close-to-invincible Djokovic that fans were used to seeing at the Australian Open, where he has won a record-equaling six titles, including five in the previous six years.
In his earliest loss at a Grand Slam tournament since 2008, Djokovic lost 7-6 (8), 5-7, 2-6, 7-6 (5), 6-4 on Thursday to No. 117-ranked Denis Istomin, a 30-year-old wild-card entry from Uzbekistan.
"All the credit to Denis for playing amazing. He deserves to win," Djokovic said of their four-hour, 48-minute match. "He was the...