Wednesday's MEDICINE BALL CARAVAN on KRVS (11am-noon Central Standard on 88.7FM locally or krvs.org) hits the latest from Michot's Melody Makers, Megan Brown & Kelli Jones, DeVotchka, Doyle Bramhall II and Boz Scaggs. Also: some Tedeschi Trucks Band, Hugo Montenegro, The Raincoats, Essential Logic, Marc Broussard, Mavis Staples and Ramsey Lewis Trio.