President Trump floated the idea after the former governor of New Jersey, a onetime ally, criticized his use of the Justice Department.

President Donald Trump threatened to open an investigation targeting Chris Christie over \

President Trump floated the idea after the former governor of New Jersey, a onetime ally, criticized his use of the Justice Department.

President Donald Trump is threatening to investigate former New Jersey Gov. Chris Christie, as he continues to use the Justice Department to punish political adversaries.