The president said only immediate families of the victims of the mass shooting in 2009 would witness the execution of Maj. Nidal Malik Hasan.

© Doug Mills/The New York Times

A retired general, a Catholic archbishop for the military and one of Maj. Nidal Malik Hasan’s victims were among those who had spoken out.

© Nicole Bengiveno/The New York Times

The Pentagon is expanding its fight against drug traffickers, even as the plans recall a long and bloody history of U.S. intervention in the region.

© Martin Bernetti/Agence France-Presse — Getty Images

A new letter from 74 lawmakers suggests that civilian casualties will become a focus of investigation if Democrats take control of Congress.