- Mitch Landrieu: U.S. faces ever-changing threat from terrorism and violence inside borders
- Most important information on terrorist threat is coming from the bottom up, he says
Mitch Landrieu is the mayor of New Orleans. He also serves as second vice president of the United States Conference of Mayors.
(CNN)Throughout the presidential race, one thing has remained at the center of the debate across all issues -- Americans feel vulnerable and not in control of their own lives.