John Bolton, Who Once Called for Pre-Emptive Strike on N. Korea, is Trump's New NatSec Adviser
![](https://media.wnyc.org/i/800/0/l/85/1/AP_17055724205640.jpg)
Former U.S. Ambassador to the UN John Bolton speaks at the Conservative Political Action Conference (CPAC), Friday, Feb. 24, 2017, in Oxon Hill, Md.
( Alex Brandon / AP Photo )
( Alex Brandon / AP Photo )