Judge rules Montana's execution protocol unconstitutional

A judge declares Montana's lethal injection method unconstitutional.

The ruling comes in the case of Ronald Allen Smith, the only Canadian on Death Row in the U.S.

District Judge Jeffrey Sherlock says Montana must change the way it executes prisoners following a lawsuit from the American Civil Liberties Union. The ACLU says the state's lethal injection method amounts to cruel and unusual punishment under both the U.S.