Thursday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) electrifies with tracks from Buddy Miller & Jim Lauderdale, Rocket Morgan, Durwood, Los Lobos, C.W. Stoneking, Gaucho, Louis Armstrong and His Hot 7, Bonerama, Andre Williams, Outrageous Cherry, CCR, Ike Turner's Kings of Rhythm, The Five Du-Tones and more.