The Trump administration accused the former FBI director of insinuating a call to violence in an Instagram post, which he denied.

Officials have vowed to investigate the former FBI director, alleging that a social-media post amounted to a threat against the president.

Former FBI Director James Comey is under investigation for a post seen as a potential threat to President Trump's life. MSNBC Legal Correspondent Lisa Rubin, Washington Post National Reporter Carol Leonnig,