A definite Louisiana groove happening on today's MEDICINE BALL CARAVAN (11am-noon Central Standard on KRVS Public Media 88.7FM locally or www.krvs.org) with music by The Revivalists, The Revelers, Sonny Landreth, Dr. John, Galactic (featuring Brushy One-String), Pine Leaf Boys,Lost Bayou Ramblers, Bonsoir Catin and more. Also: new live Gregg Allman, The Word, Voo Davis and Nation Beat.