Elizabeth Warren actually said...

isn't there some deterrence value in letting our adversaries know that we are actively working to improve our missile defense systems?

According to an article that was published last month, you discussed plans to change how you report Missile Defense Agency testing plans to ...

Maintaining our existing arsenal and our current program of record has to be our priority here.

What kind of testing will you need to conduct to ensure that whatever modifications are made will not impact the safety, security, and effec...