Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon CST on 88.7FM locally or krvs.org everywhere) is hot with tracks from It's A Beautiful Day, Martha Reeves & the Vandellas, James White & the Blacks, Robert Parker and Bonnie Raitt. Also: Bas Clas, Corey Ledet Zydeco, The Mystix, Dayna Kurtz and Blind Faith.