U.S. increases security at overseas airports amid bomb concerns

.

Department of Homeland Security Secretary Jeh Johnson speaks to the media at the Nogales Border Patrol …

By Mark Hosenball

WASHINGTON (Reuters) - The United States said on Wednesday it would increase security at overseas airports with nonstop flights to the country, and U.S. officials cited concerns al Qaeda operatives in Syria and Yemen were developing bombs that could be smuggled onto planes.