From the transcript here at The Washington Compost:
CLINTON: I -- I find it ironic that he's raising nuclear weapons. This is a person who has been very cavalier, even casual about the use of nuclear weapons. He's...
TRUMP: Wrong.
CLINTON: ... advocated more countries getting them, Japan, Korea, even Saudi Arabia. He said, well, if we have them, why don't we use them, which I think is terrifying.
But here's the deal. The bottom line on nuclear weapons is that when the president gives the order, it must be followed. There's about four minutes between the order being given and the people responsible for launching nuclear weapons to do so. And that's why 10 people who have had that awesome responsibility have come out and, in an unprecedented way, said they would not trust Donald Trump with the nuclear codes or to have his finger on the nuclear button.
TRUMP: I have 200 generals...