Tuesday's MEDICINE BALL CARAVAN on KRVS (11am-noon CST on 88.7FM local or krvs.org everywhere) runs the newest from Drive-By Truckers, Aaron & the Lord, Jamestown Revival, Los Lobos and Son Volt. Also: a demo recording of Louise Goffin w/ Michael Doucet - plus The Brian Jonestown Massacre, Steve Miller Band, Beausoleil, The Beatles and more.