Bobby Whitlock, the musician who co-founded Derek and the Dominos with Eric Clapton, has died, according to his manager. He was 77.Whitlock died Sunday morning of cancer, manager Carol Kaye confirmed to CBS News.

Bobby Whitlock, the singer-keyboardist and co-founder of ‘70s blues-rock band Derek & the Dominos alongside Eric Clapton, has died, according to his manager Carol Kaye. In a statement to Variety, Kaye shared that Whitlock died earlier this morning following a cancer diagnosis. He was 77.

Stax Records signed Whitlock as the first white artist to join singers like Otis Redding and Sam & Dave at the label.