Changes at SMU: Billy Embody breaks down Ole Miss co-DC Maurice Crum being hired to replace Craig Naivar, Iowa QB Alex Padilla signing with SMU, and where the Mustangs stand after the latest transfer additions. SUBSCRIBE to On The Pony Express YouTube by clicking HERE! Want more coverage of SMU Basketball and SMU Football, including the inside scoop on the team and recruiting? Subscribe to On The Pony Express by going here for a 7-day trial: https://www.on3.com/teams/smu-mustangs/join/  Follow our social media channels: Instagram: https://www.instagram.com/on3smu/ Twitter: https://twitter.com/smuon3 Facebook: https://www.facebook.com/OnThePonyExpress