Steve Johnson beat Borna Coric in their lone prior meeting at the 2017 Roland Garros.

The 21-year-old Coric played over Johnson's head in today's rematch.

Watch: 18 Takeways From 2018 US Open

Watch a crafty Coric improvise the rare tweener lob winner.



That shot helped Coric dismiss Johnson, 6-4, 7-6 (4), 6-3, staking Croatia to a 1-0 lead over the visiting United States in the Davis Cup semifinals on the red clay of Zadar, Croatia.

Photo credit: Davis Cup Facebook