Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) transmits the latest by Dylan LeBlanc, Jackie Venson, Anders Osborne and Rainbow Kitten Surprise. Also: some Nick Lowe, The Underhill Family Orchestra, Lucinda Williams, Tony Joe White, Creedence Clearwater Revival, Rusty & Doug Kershaw, Buffalo Springfield, The Cowsills, Jefferson Airplane and Bluerunners.