Tuesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) is feeling Autumn with the newest from Robbie Robertson, Rodney Crowell, Seratones, John the Martyr and Leela James & the Truth Band. Also: some Sam Rey, Spirit, Eva Cassidy, The Bar-Kays, and The James Hunter Six.