David Clayton-Thomas, lead singer for Blood, Sweat & Tears, dies aged 84 The Guardian Canadian singer David Clayton-Thomas, who led Blood, Sweat & Tears to hits and Grammys, dead at 84 CBC David Clayton-Thomas, Lead Singer of Blood, Sweat & Tears, Dies at 84 The New York Times Canadian music legend David Clayton-Thomas dead at 84 Winnipeg Sun Blood, Sweat & Tears Singer David Clayton-Thomas Dies at 84 Variety