She [Hillary Clinton] used her personal email extensively while outside the United States, including sending and receiving work-related emails in the territory of sophisticated adversaries.

We all love privacy. We all care about public safety. And none of - at least people that I hang around with, none of us want back doors. We don't want access to devices built-in in some way.

What we want to work with manufacturers on is to figure out how can we accommodate both interests in a sensible way? How can we optimize the privacy, security features of their devices and allow court orders to be complied with?

Our focus is and should be on the leakers, not those that are obtaining it as part of legitimate newsgathering.

There are two things that matter in a criminal investigation of a subject.What did the person do, and when they did that thing, what were they thinking? When you look at the hundred-years-plus of the Justice Department investigation and prosecution of mishandling of classified information, those two questions are obviously present.

I'm in the business where I can't ever say there's no risk associated with someone.

We do assess that hostile actors gained access to the private commercial email accounts of people with whom Secretary Hillary Clinton was in regular contact from her personal account.