Steve Theodopolous News Today

>> reporter: their job is to keep the skies safe from terrorism. >> federal air marshal! >> reporter: traveling armed and incognito, there are about 4,000 air marshals trained to make split-second decisions with mature, professional judgment. >> nobody move! nobody move! >> reporter: but now former and current air marshals including these three who cannot show their faces tell abc news that the agency is plagued by managerial incompetence and outrageous misconduct that jeopardizes safety. >> i e...