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Allegiant Air safety record scrutinized on "60 Minutes"

Allegiant Air is responding to an alarming "60 Minutes" report about the airline's safety record, calling it a "false narrative." The small Las Vegas-based, ultra-low-cost carrier is one of the nation's most profitable. "60 Minutes" correspondent Steve Kroft joins "CBS This Morning" to discuss how public documents reveal a startling number of mechanical issues with Allegiant's aircraft.