Did you know that you can get our headlines, stories and web exclusives delivered to your inbox every day? Sign up for our Daily News Digest today! Don't worry, we'll never share or sell your information.
Retired four-star Air Force general and the former deputy commander of U.S. European Command. He is co-author of the new report, “Preserving Ukraine’s Independence, Resisting Russian Aggression: What the United States and NATO Must Do.”