Schiff: House to consider whether "non-compliance" by Mulvaney, Pompeo and Bolton is basis for obstruction; Schiff: "Forced to infer" testimony from Mulvaney, Pompeo and Bolton would have incriminated Trump; Trump: "I don't know" what Guiliani means when he talks about having an "insurance policy" on me; Trump says he still has confidence in Mulvaney after Washington Post report on blocking Ukraine aid; Subpoena to Giuliani associates indicates probe that includes former mayor's business; Trump vows to "protect our war fighters" after intervening in case of sailor accused of war crimes; Chinese national convicted of sneaking into Trump's Florida mansion sentenced to eight months in prison via Knit