Britain’s Cameron Norrie was despatched packing by teenager Learner Tien within the opening spherical of the Mexican Open.
The British No 2 misplaced 7-6 (7-5) 6-3 to the 19-year-old, who’s ranked 83 on the earth, in an hour and 52 minutes in Acapulco.
Tien made a powerful begin, main 4-1 within the opening set earlier than Norrie recovered and served for the set at 5-4. Nonetheless, the Brit was damaged, with Tien additionally successful the tie-break earlier than taking management of the second set.
Norrie had gained his solely earlier assembly in opposition to Tien in Hong Kong earlier this 12 months, beating him in straight units, 6-3 7-5.
Tien will face the winner of the match between Alexander Zverev and Matteo Arnaldi within the second spherical.
Second seed Casper Ruud booked his place within the subsequent spherical with a 6-4 6-4 victory over France’s Arthur Rinderknech.
Third seed Tommy Paul eased previous Canada’s Gabriel Diallo 6-2 6-2, whereas American Ben Shelton, the event’s fifth seed, battled previous Cobolli 7-6 (7-4) 7-6 (7-4) to undergo to the second spherical.
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