Welterweight Champ Crawford Clowns Conor McGregor and Challenges all Boxers to do the Same

McGregor in one way or another always finds ways to get into the headline and get noticed by the public including champion boxers. In this video, the welterweight champion Terrence Crawford uploaded a video of himself mimicking the rubber arms warm up of the UFC star.  

Conor McGregor is set to face Floyd Mayweather on August 26, 2017.

"I challenge all boxers to the McGeror [McGregor] Challenge," wrote undefeated unified junior welterweight champion Terence Crawford, who recently took to social media to post a video of him and his team mimicking the "rubber arms" warm up of UFC champion Conor McGregor.