Emma Raducanu: British number two loses to Karolina Muchova at Dubai Tennis Championships.
Elsewhere in Dubai, Gauff failed for the third time in a row as she dropped to Kessler, World 53.
The third seed of 20-year-old Gauff started in the form of red hot, with nine straight games.
However, since losing to Paula Badosa in the quarterfinals of the Australian Open, Gauff has lost to the second round in the second round in the second round in the second round since the Australian Open quarter-finals , after accepting goodbye in the first round of both tournaments.
Kessler ended five of her six breakthrough points against her fellow Americans with a 6-4 7-5 victory in one hour and 29 minutes.
It was the first top ten in her career, and the 25-year-old is also participating in the third round of the WTA 1,000 event for the first time.
World No. 1 Aryna Sabalenka beat the qualifiers 6-3 6-4, Veronika Kudermetova, while the second seed Iga Swiatek attacked two-time Grand Slam champion Victoria Azarenka with a 6-0 6-2 victory .
Jasmine Paolini defeated Germany’s Eva Lys 6-2 7-5 to continue her championship defense while Ons Jabeur 7-6 (8 -6) defeated Peyton Stearns 6-4.
The sixth seed Elena Rybakina beat Moyuka Uchijima 6-3 6-2 for the final 16 meetings with the world’s No. 10 Badosa, which faced Elise Mertens The match won 6-2 6-1.
