Tuesday's MEDICINE BALL CARAVAN on KRVS (11am-noon cst on 88.7FM local or krvs.org everywhere) hits hot new releases from Rod Gator, Samantha Fish, Christone 'Kingfish' Ingram, Cha-Wa and Rodney Crowell. Also: Michael Juan Nunez, Ten Years After, Marc Broussard, Blind Boys of Alabama, Neil Diamond, Frederick Knight, Morning Star Spiritual Singers and more.