World No.3 Coco Gauff misplaced six successive video games as she was surprisingly crushed by Katerina Siniakova on the Qatar Open.
Making her first look since shedding to Aryna Sabalenka within the semi-finals of the Australian Open final month, Gauff was out of kinds and fell to a 6-2 6-4 defeat on Tuesday.
The American second seed regarded to have turned issues round after shedding the opening set when she eased right into a 4-0 lead within the second .
But Czech Siniakova, higher identified for her achievements within the doubles recreation, responded with six video games in a row for one of many greatest singles victories of her profession.
Melbourne runner-up Zheng Qinwen, enjoying her first match as a top-10 participant, got here by means of 6-2 2-6 6-3 in opposition to Magda Linette, of Poland.
Meanwhile Czech teenager Linda Noskova, a quarter-finalist on the Australian Open, continued her good kind when she upset seventh seed Maria Sakkari 3-6 7-6 (7-2) 7-5.
Canada’s Leylah Fernandez recovered from shedding the primary set to like to defeat Spain’s Paula Badosa 0-6 6-2 6-3 and Victoria Azarenka was a 7-6 (7-2) 6-2 winner over Wang Xinyu.