Publicity photo, photographer Jim Britt, Public Domain Marvin Gaye’s “What’s Going On” is one of the most important songs of all time, so it should be no surprise that there have been many cover versions. Here is a sampling of six of them. The Undisputed Truth (1972) This close-to-9-and-a-half-minute version was off the Motown act’s sophomore album Face to Face […]