Lloyd Harris plays a backhand in his quarterfinal match against Kei Nishikori at the Dubai Open on March 18 2021. (Photo by Francois Nel/Getty Images) 
1821 KHACHANOV UPSET BY HARRIS, BENCIC EASES PAST RUS
Russian 25th seed Karen Khachanov was upset by South African Lloyd Harris 6-4 1-6 4-6 6-3 6-2, while Poland's Hubert Hurkacz moved past Egor Gerasimov from Belarus with a comfortable 6-3 6-4 6-3 win.
Olympic gold medallist and Swiss 11th seed Belinda Bencic rolled past Arantxa Rus of the Netherlands 6-4 6-4 in just 90 minutes.
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1753 ZVEREV DEFEATS QUERREY IN STRAIGHT SETS
In-form German Alexander Zverev extended his winning streak to 12 matches by completing a routine 6-4 7-5 6-2 win over local favourite Sam Querrey in less than two hours.
1722 OPELKA FIRES 33 ACES, BEATS KWON
American 22nd seed Reilly Opelka, a finalist at the Canadian Open earlier this month, hit 33 aces past South Korea's Soonwoo Kwon to claim a 7-6(3) 6-4 6-4 victory.
Belgian 27th seed David Goffin lost 6-2 7-5 6-3 to American world number 30 Mackenzie McDonald.
1633 PLISKOVA MOVES PAST MCNALLY
Czech fourth seed and former finalist Karolina Pliskova fired eight aces, including one on her second match point, to beat American Caty McNally 6-3 6-4 and move into the second round in just over an hour.
1510 PLAY UNDERWAY
Fourth seed and former finalist Karolina Pliskova began her first-round match against American Caty McNally at Louis Armstrong Stadium with the temperature hovering around 28 degrees Celsius (82.4°F). (Reporting by Anuron Kumar Mitra in Bengaluru; editing by Clare Fallon)