Nima said the assassinations have centered on Hussein followers implicated in violence, not all former party members. The murders seem meticulously planned, and the perpetrators leave behind no clues, he said. With few leads, detectives have made little progress in figuring out who is killing the Baathists, but Nima said this does not trouble him. "There's only a limited number of them. Once they're all dead, this will have to end," he said.
You have to like the way this guy thinks...
Round up the usual suspects.