By Bill Graveland The fate of a Canadian who has been on death row in Montana for the past 42 years has been thrown into more uncertainty as state legislators try again to remove obstacles to resuming executions. Ronald Smith, 67, is originally from Red Deer, Alta., and has been on death row since 1983, a year after he and another man, high on LSD and alcohol, shot and killed two young Indigenous cousins near East Glacier, Mont. Time moves slowly at Montana State Prison in Deer Lodge, Mont. where Smith has been described as a model prisoner for four decades. But almost like clockwork every two years, another attempt to allow the state to resume executions begins in the Montana legislature. All executions have been stayed in Montana since…