An MMA fighter in Iowa City devastated his opponent with a Joaquin Buckley-style kick that resulted in a knockout.

Mauricio Ruffy delivers knockout of the night with a spinning heel kick, Justin Gaethje shines and UFC honors Robbie Lawler with Hall of Fame spot Click to share on Facebook (Opens in new window ...

Mauricio Ruffy (12-1-0) delivered a spinning heel kick with his right foot to the temple of King Green (32-17-1) to score a vicious knockout just 2:07 into the first round of their lightweight bout.