ScottBall_rocknroll_marathon_run_running_humana_rnr_12-3-2017-6

Rock 'n' Roll Marathon participants compete in long distance running through San Antonio, Texas.

Participants of all ages compete in San Antonio’s 10th annual Rock ‘n’ Roll Marathon. Credit: Scott Ball / Rivard Report

Rock ‘n’ Roll Marathon participants compete in long distance running through San Antonio, Texas.