Today's discussions:Bloomberg's Tim O'Brien, NYT's Ken Vogel, former US attorney Harry Litman, and former federal prosecutor Glenn Kirschner, and WaPo's Robert Costa on the former acting FBI Director saying he opened a counterintelligence investigation into the president because he represented a potential national security threat;Bloomberg's Tim O'Brien, NYT's Michael Schmidt, former US attorney Harry Litman, former federal prosecutor Glenn Kirschner, and former assistant US attorney Mimi Rocah on the revelation that Press Secretary Sean Spicer's explanation for the firing of Michael Flynn was littered with false statements;NYT's Michael Schmidt, former US attorney Harry Litman, former federal prosecutor Glenn Kirschner, former assistant US attorney Mimi Rocah, and WaPo's Robert Costa on the NYT bombshell report that suggests the obstruction of justice case against Trump is wider than we previously knew.