Tuesday's MEDICINE BALL CARAVAN (11am-noon Central Standard on KRVS 88.7FM locally or anywhere via www.krvs.org) spotlights new and recent releases by Deerhunter, Car Seat Headrest, Tiffany Lamson, David Bowie, Dr. Dog and Dylan Leblanc. Also: recent Courtney Barnett and King Gizzard & the Lizard Wizard along with classic spins from Stephen Stills, Patti Smith, Jim Carroll Band, Pere Ubu and Public Image Ltd.