After shooting and killing the man who gunned down Cpl. Nathan Cirillo, 24, at Canada’s National War Memorial yesterday and then began a rampage through Parliament, Sergeant-at-Arms Kevin Vickers, 58, this morning got a hero’s welcome from the lawmakers he serves. In what was clearly an emotional moment for Vickers, Parliament honored him for saving countless lives with a prolonged standing ovation that touched audiences around the world.

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