A West Monroe man who spent decades on death row is waiting for the Louisiana Supreme Court to decide the next chapter in his case after his conviction was set aside last year.In December 1993, Jimmie "Chris" Duncan was taking care of his then-girlfriend's 23-month-old daughter, Haley Oliveaux. Duncan told investigators he stepped away from the tub to wash dishes. When he returned, he found Haley unresponsive.He went to a neighbor's home for hel…