Aside from the "can't we just drone this guy" comment that Clinton doesn't remember saying and if she did it was a joke, etc. the closest I can find:

I would also add that to the American people and to our friends and partners, I want you to know that we are taking aggressive steps to hold responsible those who stole this information.

https://www.state.gov/secretary/20092013clinton/rm/2010/11/1...