Mark Esper: “If we don't do that, we'll find ourselves further behind and not able to achieve that overmatch we need in the future.”

the president was 'unfit' for office, a national security threat and a 'threat to democracy.'

Yes, U.S. experts have said that the ratio of civilians killed to militants killed is roughly on par, if not better, than other Western militaries.

I do. Look, I'm a Reagan Republican I've worked for Republicans, my entire life, for conservatives. And in my view, we need to move beyond Donald Trump at this point in time, we need to look for the next generation of leaders who can…

I concluded that the president was unfit for office, a national security threat and a threat to democracy.