Defending champion Roberto Bautista Agut has crashed out of the Dubai Duty Free Tennis Championships.
Last year's winner went down in three sets to Georgia's Nikoloz Basilashvili 7-6, 4-6, 3-6.
Earlier in the day, top seed Kei Nishikori was knocked out by Poland's world number 77 Hubert Hurkacz 5-7, 7-5, 2-6.
Elsewhere, Gael Monfils strolled into the quarter-finals with a 6-3, 6-2 win over 2016 runner-up Marcos Baghdatis.
UAE beats Canada in T20 World Cup thriller
The UAE defeated Canada by five wickets in a thrilling Twenty20 World Cup Group D clash in Delhi, chasing down a target of 151 with two balls to spare.
Zimbabwe stun Australia to stay unbeaten in T20 World Cup
Australia were dealt an early blow in their quest to reach the Super Eight stage of the Twenty20 World Cup after the depleted former champions crashed to a 23-run defeat by Zimbabwe in Colombo on Friday.
Arsenal miss chance to go six points clear with draw at Brentford
Arsenal has wasted the chance to restore their six-point lead at the top of the Premier League table as they were held to a 1-1 draw at Brentford on Thursday, with Noni Madueke's second-half header cancelled out by Keane Lewis-Potter.
India thump Namibia ahead of Pakistan clash
Defending champions India continued their march towards the Super Eight stage of the Twenty20 World Cup with a 93-run win over Namibia in a group A contest at Arun Jaitley Stadium on Thursday.
Italy crush Nepal in maiden T20 World Cup victory
Brothers Justin and Anthony Mosca guided Twenty20 World Cup debutants Italy to their first win in the tournament, as their unbeaten half-centuries secured a dominant 10-wicket victory over Nepal in a Group C clash on Thursday.
His Highness Sheikh Mohammed bin Rashid Al Maktoum, Vice President and Prime Minister of the UAE and Ruler of Dubai, has launched the 11.5: Edge of Life Ramadan campaign to rescue 5 million children around the world from hunger.
On behalf of President His Highness Sheikh Mohamed bin Zayed Al Nahyan, His Highness Sheikh Khaled bin Mohamed bin Zayed Al Nahyan, Crown Prince of Abu Dhabi, will lead the UAE delegation to the India AI Impact Summit in New Delhi from February 16 to 20.
Teams from Dubai Police and Kuwait have successfully dismantled an international drug trafficking network and foiled an attempt to smuggle more than 14 million Captagon pills inside sacks of corn grains.
