MMAjunkie.com Radio today welcomes to the studio UFC featehrweight Conor McGregor . WSOF 4 fighters Tyrone Spong and Marlon Moraes  also call in. Additionally, we catch up with Leeroy Barnes ahead of his bout at Saturday’s Cage Warriors 57 event. MMAjunkie.com Radio airs today from noon to 2 p.m. ET (9 to 11 a.m PT) live from Mandalay Bay Resort & Casino in Las Vegas.