Sporting tennis star unable to get the better of the American Steve Johnson

Gastão Elias' defeat at the hands of Steve Johnson ended Portugal's tennis medal hopes in Rio 2016 this week, after João Sousa lost out to Del Potro earlier on.

The Alvalade tennis star (ranked 60th in the ATP) was unable to get the best of the world number 20, losing out 6-3 6-4 in an hour of play.