Murray's movement was not convincing in the video and many of his shots can be said to not have his customary vigour.
It is a surprise to see the American back in action so quickly, but she definitely has her eyes on a 24th Grand Slam trophy in Melbourne, but decided to compete in Abu Dhabi for her comeback, "I am delighted to be returning to the court in Abu Dhabi for the first time since the birth of my daughter in September".
Djokovic conceded that his injury may affect the start of the season and his tournament plans but added: "The decision will be made in the following days".
The former world number one, winner of three Grand Slam titles, lost 6-2 after filling in for Novak Djokovic, who was a late withdrawal Friday after a recurrence of pain in his right elbow.
John Lickrish, CEO of MWTC owners FLASH Entertainment said: "Unfortunately injuries are a common occurrence in professional sports and the player's wellbeing must always be a priority".
The 20-year-old Rublev, the world No. 39, was unable to mount any resistance to Bautista Agut in the second set, allowing the Spaniard to jump to a quick 3-0 lead. He also won the last two.
Do YOU want to write for GiveMeSport? "I started to feel a bit better toward the end, but I need to keep improving for sure".
Anderson and Thiem traded one break each in the first set before the powerful service game of the tall South African helped him hold sway over the Austrian.
"It was nice to be able to play".
The Mubadala World Tennis Championship is currently taking place in Abu Dhabi and GiveMeSport is streaming live coverage on their Facebook page. Would we see the very best of Murray once again?