Watch as three-time NFL Defensive Player of the Year Aaron Donald became the 11th Pitt football player to have his number retired when his No. 97 was honored during Panthers' halftime against Notre Dame. 📰 More: https://www.espn.com/college-football/story/_/id/46346590/ ✔️ 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 ✔️ Subscribe to NBA on ESPN on YouTube: http://bit.ly/SUBSCRIBEtoNBAonESPN ✔️ Watch ESPN on YouTube TV: http://es.pn/YouTubeTV #ESPN #collegefootball