Approximately 500 Marines and sailors from Camp Pendleton will be sent to the southern border, military officials said.

The offices were designed to give migrants legal immigration options and dissuade them from crossing the U.S. southern border illegally.

The U.S. southern border has seen a sharp drop in migrant encounters entering between ports of entry at the southern border, according to a CBP source.

The U.S. Customs and Border Patrol's CBP One app has shut down. Mexico launched an app of its own, called ConsulApp, to fill ...