FILE PHOTO: Tennis - Australian Open - Melbourne Park, Melbourne, Australia, February 14, 2021 Austria's Dominic Thiem in action during his fourth round match against Bulgaria's Grigor Dimitrov REUTERS/Asanka Brendon Ratnayake
(Reuters) - World number four Dominic Thiem said he is not yet fully fit and is skipping this month's ATP Masters 1000 event in Monaco.
The U.S. Open champion opted out of the ongoing Miami Masters and has not played since making an early exit at the ATP 500 event in Dubai last month.
