Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) pours out the newest from Wilco, Anders Osborne, Eilen Jewell, Joseph, Chrissie Hynde & the Valve Bone Woe Ensemble and Dylan LeBlanc. Also: some Bob Dylan, Creedence Clearwater Revival, Buffalo Springfield, The Amazing Nuns, Jefferson Airplane, Love and The Beatles.