Last week the world lost one of its most celebrated and important musicians, when Steve Cropper died aged 84 on 3 December. The 1960s was the era of the session band; the US was stacked full of them, pretty much every major label had them - there was the Muscle Shoals crew, the Memphis Horns, the Wrecking Crew and of course, Booker T. and The MG's at Stax. Photo: Don Paulsen / Michael Ochs Archive / Getty Images Cropper was a core member of that last lot, through much of the