Tuesday's MEDICINE BALL CARAVAN on KRVS (11am-noon CST on 88.7FM locally or krvs.org) hits recent releases from Jim Lauderdale, Valerie June, The Black Keys, Billy F. Gibbons and Ida Mae. Also: Black Pumas, Corey Ledet Zydeco, Patti Smith, Lil' Buck, Lil' Band o' Gold and more.