- Clapper says he's concerned about cyber challenges and countering lone wolf attacks
- Clapper was testifying before a House committee
(CNN)Director of National Intelligence James Clapper told the House Select Committee on Intelligence Thursday he had submitted his letter of resignation on Wednesday night.
As required of all appointed Administration officials, DNI Clapper has signed a letter of resignation effective at noon on Jan 20, 2017.— Office of the DNI (@ODNIgov) November 17, 2016
US faces most challenges now
Clapper's early career
CNN's Jim Sciutto contributed to this report.