UFC 178 'Fight Motion' video, including Conor McGregor's first-round KO

Check out the “Fight Motion” super-slow-motion highlights of the UFC’s most recent pay-per-view event.

The UFC and FOX Sports highlights captured all the primary fights at the event, which took place Sept. 27 at MGM Grand Garden Arena in Las Vegas.

In the main event, Demetrious Johnson defended his flyweight title against Chris Cariaso. Plus, Donald Cerrone topped UFC newcomer Eddie Alvarez, and Conor McGregor picked up a stunning stoppage of Dustin Poirier.

Check out all the highlights above.

For more on UFC 178, check out the UFC Events section of the site.