Tuesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard) hits new releases by Ray LaMontagne, Yo La Tengo, The Breeders, Cones of Uncertainty and Nathaniel Rateliff & the Night Sweats. Also: some JD McPherson, Brother Dege, Bas Clas, Sarah Jarosz, David Bowie and classic Pixies, Yes and Jefferson Airplane.