Super selections on today's MEDICINE BALL CARAVAN (11am-noon Central Standard on KRVS Public Media 88.7FM locally or anywhere atwww.krvs.org) include the newest by Sean Bruce, Brian Voo Davis, The Revelers and JC Brooks and the Uptown Sound. Also: tunes by Courtney Barnett, Spirit, Dr. John, It's A Beautiful Day, Balval and festive sounds from March Fourth Marching Band and Mucca Pazza. Also: another new tune from that new album by The Word. Tune in.