The 19-year-old Spaniard ended Daniil Medvedev’s 19-match winning streak 6-3 6-2 in the final.

Meanwhile, Britain’s Neal Skupski and partner Wesley Koolhof fell just short of victory in the doubles final.

The Russian finally took his eighth match point in a 7-5 7-6 (4) victory.

One Ukrainian player withdrew from the tournament while a Russian player has been warned for wearing a Spartak Moscow shirt.

The Pole secured a 6-3 6-1 straight sets win.

Tsurenko said she was “absolutely shocked” by comments from Steve Simon about tennis’ response to the invasion of Ukraine.

The 20-year-old is scheduled to play her first-round match in California on Thursday evening.

Djokovic remains unable to enter the US because he is not vaccinated against Covid-19.

The Spaniard was expected to be sidelined for between six and eight weeks.