"Both men struggled to provide a consistent rationale for why they could not discuss the conversations with Trump. Rogers offered that the conversations were classified. But when pressed by Sen. Angus King, I-Maine, he could not specify what was classified about the conversation...In one particularly heated exchange, King lambasted the two intelligence officials for not offering a legal basis for refusing to discuss their discussions with the president about the Russia investigation. The probe is now being led by Special Counsel Robert S. Mueller III, following Trump's May 9 firing of Comey."