Tuesday's MEDICINE BALL CARAVAN (11am-noon Central Standard onKRVSPublic Media 88.7FM locally or www.krvs.org) spins the newest records by Voo Davis, Legere and Legere, The Revelers, Feufollet andDaynaKurtz. Plus - some Brother Dege Legg, Lost Bayou Ramblers and Robert Plant along with classic spins by The Rolling Stones, Bob Dylan,Canned Heat and It's A Beautiful Day.