Tuesday's MEDICINE BALL CARAVAN on KRVS airs the newest by Tedeschi-Trucks Band, Roddie Romero & the Hub City All Stars, Anders Osborne and Barry Jean Ancelet & Sam Broussard. Also: music by FeuFollet, Sonny Landreth, Allman Brothers Band, Bob Dylan, The Mamas & The Papas, Buffalo Springfield, Steve Earle and Creedence Clearwater Revival.