The BYU Cougars hold on to defeat the SMU Mustangs on the road, 18-15, during Week 2 of the 2024 college football season. ✔️Subscribe to ESPN+ http://espnplus.com/youtube ✔️ Get the ESPN App: http://www.espn.com/espn/apps/espn ✔️Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ✔️…