The United States Marine Corps marks 247 years of service. 

The spree of murders at several Atlanta-area spas demonstrates the unique threat posed by rampaging assailants. A new system that alerts the public during such attacks could help save lives.

With the demise of the Islamic State, a revived al-Qaeda and its affiliates should now be considered the world’s top terrorist threat.

Voices from the Field features contributions from scholars and practitioners highlighting new research, thinking, and approaches to development challenges. This piece is authored by Madison Schramm, …