Simply put, teams favored by through-the-roof spreads usually fail to cover. Arizona has the added advantage of emerging from a bye week, which will help rookie quarterback Josh Rosen settle down. The public has yet to take notice of Arizona’s incremental improvement; the Cardinals have missed covering in one of the past half-dozen games. Kansas City quarterback Patrick Mahomes might be missing one of his choicest collaborators, receiver Sammy Watkins with a foot injury.