Wednesday's MEDICNE BALL CARAVAN (11am-noon at KRVS Public Media88.7FM locally or anywhere via www.krvs.org) spins the latest by Shelby Lynne, My Morning Jacket, Susan James, Father John Misty, Brass Bed,The Amazing Nuns and Cones of Uncertainty. Also: some Roky Erickson & the Aliens, Indigenous, Yo La Tengo and Hem.