Former FAA accident investigation director on midair plane crash
Steven Wallace is the former director of accident investigation for the FAA. He joined CBS News to discuss Wednesday night's deadly midair collision of a passenger plane with a military helicopter above Washington, D.C.
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Steven Wallace is the former director of accident investigation for the FAA. He joined CBS News to discuss Wednesday night's deadly midair collision of a passenger plane with a military helicopter above Washington, D.C.
