SMU OC Rhett Lashlee on his 40-under-40 award, Sonny Dykes & year two with the Mustangs We caught up with Coach Lashlee at the 87th Annual THSCA Coaching School & Convention in Houston, just a few weeks before the 2019 season kicks off. Texas Football Staff Share or Save for Later Teams and Tags SMU Mustangs#AAC#College