Monday's MEDICINE BALL CARAVAN on KRVS helps get you through the dog days of Summer this morning (11am-noon Central Standard on 88.7FM locally or anywhere via www.krvs.org) with the newest tracks by The Chris Robinson Brotherhood, Paul Simon, Iggy Pop and Brass Bed. Also: some Makers Reel, The Figs, The Grateful Dead, Buffalo Springfield, Les Baxter and Keith Emerson.