Go inside Colorado Buffaloes spring practice as Coach Kevin Mathis opens up about Boo Carter’s transition from Tennessee to Coach Prime’s program and why the explosive defensive back is already creating major buzz in Boulder. Carter is officially on Colorado’s 2026 roster as a transfer from Tennessee, and CU has already highlighted him as part of a reshaped defensive back room heading into spring ball. In this video, we break down Mathis’ biggest takeaways on Carter’s football IQ, what his role at nickel could mean for the Buffs defense, and the young defensive backs emerging during Colorado practice. Don’t miss more inside Colorado football practice coverage, roster insight, and the latest on Coach Prime’s Buffaloes as spring ball moves toward Black & Gold Day on April 11. Go inside CU Buffs practice with Jake Schwanitz & Scott Procter for the latest news on Coach Prime & Colorado Football.