Britain’s Dan Evans was compelled to retire in opposition to Frances Tiafoe in Vienna after struggling what gave the impression to be a severe calf damage on Tuesday.
Evans, who was trying comfy when main 4-1 within the first set, pulled up after struggling a pointy ache behind his leg.
Regardless of in search of medical consideration, the world No 35 was comforted by American Tiafoe as he pulled out of the competition.
It was solely the second tour-level retirement of Evans’s profession and it means he can be a doubt for Nice Britain’s Davis Cup quarter-final in opposition to Serbia subsequent month.
Evans had been anticipated to associate world doubles No 4 Neal Skupski in Malaga, however his damage may now put pay to captain Leon Smith’s first-choice line-up.
Heather Watson fell within the first spherical of the Abierto Tampico occasion in Mexico, dropping in three units to Ann Li.
Watson gained the primary set 6-4, however the American – ranked 50 locations beneath Watson at 156 – raced by way of the second 6-1 and took the decider 6-3.
Maria Sakkari will change the injured Karolina Muchova on the WTA Finals in Cancun
In different information, world No 8 Karolina Muchova has withdrawn from the WTA Finals in Cancun resulting from a proper wrist damage and can be changed by first alternate Maria Sakkari of Greece.
Czech Muchova was the eighth participant to qualify for the season-ending match after reaching the Cincinnati remaining and the US Open semi-finals, dropping to American Coco Gauff on each events.
“Along with the crew and medical doctors we tried every thing until the final second to resolve my wrist damage,” Muchova mentioned in an announcement.
“Sadly, the time wanted for the restoration is longer than we’d’ve hoped for and due to this fact I needed to make this disagreeable resolution.”
Consequently, the ninth-ranked Sakkari will characteristic in her third straight WTA Finals at this yr’s occasion, which begins on Sunday, after reaching the semi-finals a yr in the past.
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