Wednesday morning's MEDICINE BALL CARAVAN (11am-noon Central Standard on 88.7FM locally or www.krvs.org) nourishes and puts your head in check for the mid-week with the absolute newest by Arcade Fire, John Butler Trio, King Khan And The Shrines, Tinariwen and Joe Driscoll & Sekou Kouyate. Also: recent tracks by Fights,Redd Kross and Dylan Leblanc plus classic Cowboy Junkies, Grand Funk Railroad,The Velvet Underground, Captain Beefheart and Steppenwolf.