Paris Olympics: Alexei Popyrin follows Lleyton Hewitt’s famous footsteps in third-round push

Alexei Popyrin has braved the hottest conditions he has ever played in to beat Swiss veteran Stan Wawrinka and set up a third-round meeting with defending Olympic tennis champion Alexander Zverev.

Popyrin, the only Australian left in the singles draw, triumphed 6-4, 7-5 on…