Lawmakers will question Secret Service Director Julia Pierson on how a man was able to jump the White House fence, cross the lawn and get into the White House before being stopped by agents.
The Bilateral Security Agreement, approved by newly inaugurated President Ashraf Ghani, will keep some U.S. forces in Afghanistan past the end of the year.
The former homeland security secretary and Arizona governor also talks about security improvements since the Sept. 11 attacks and the frustrations and potential solutions to the immigration debate.
Sheik Abdullah bin Bayyah is considered one of the most influential Muslims in the world. As a respected scholar, he has issued edicts to explain why groups such as the Islamic State have it wrong.
President Obama did not seek permission from Congress to launch airstrikes last week. Legal experts and some lawmakers question how valid his claims for action are.
A coalition of Arab countries has joined in the U.S. fight against the Islamic State. NPR's Linda Wertheimer talks to Abderrahim Foukara of Al Jazeera about how effective the coalition can be.
One day after Chicago's air traffic system was crippled, some flights resume and details emerge about the man suspected of setting a fire inside a federal radar center.
Steve Inskeep talks to Michele Flournoy, a former Pentagon official during President Obama's first term, about the American-led strategy, and what will be needed to ensure success.