This week on “The Juke Joint” broadcast Robert Barclay spins the latest releases from Shemekia Copeland, Walter Trout, Delbert McClinton, GA-20, Harrison Kennedy and John Nemeth. He also notes the passing of Detroit songwriter, Lamont Dozier, with some tunes he co-wrote for the Motown label including music by Martha & the Vandellas, Marvin Gaye, the Supremes and the Four Tops.