Nick Kyrgios crashes out of his ATP Houston semi-final against Reilly Opelka

No.3 seed Opelka made his way through to for the final with a 6-3 7-5 win over the Australian wildcard, dominating for much of the match as Kyrgios failed to bring his best to the match.

Nick Kyrgios cut a frustrated and angry figure after a mistaken line call compounded a poor performance

Kyrgios Twitter reply after the game.