Doherty, Canadian singer in the Mamas and the Papas, dies

Halifax-born singer-songwriter Denny Doherty, who achieved his greatest fame as a member of the Mamas and the Papas folk group in the 1960s, has died.

His sister, Frances Arnold, said Doherty died at his home in Mississauga, Ont., on Friday after a short illness. He was 66.