Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) has the newest by Rod Melancon, Seratones, The Revivalists, Lily & Madeleine, Black Pumas and Jocelyn & Chris Arndt. Also: some Dr. John, Tom Petty & the Heartbreakers, Alice Cooper, Raphael Saadiq, Janis Joplin and more.