• University of Colorado Boulder Buffaloes mascot Chip dances down Pearl Street during the Pearl Street Stampede in Boulder on Thursday. The celebration takes place the day before home Buffs football games. (Matthew Jonas/Staff Photographer) • Colorado Buffaloes’ head coach Deion Sanders gives a fist bump to mascot Chip during the Pearl Street Stampede in Boulder on Thursday. (Matthew Jonas/Staff Photographer) • University of Colorado Boulder Buff football players wave and pass out souvenirs while riding Stephen Tebo’s vintage 1948 fire truck during the Pearl Street Stampede in Boulder on Thursday. (Matthew Jonas/Staff Photographer) • Longtime fan of the University of Colorado Buffaloes Peggy Coppom poses for photos during the “Pearl Street Stampede in Boulder on Thursday. The celebr
Pearl Street Stampede ushers in CU Buffs football season in Boulder

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