US restricts government travel to Mexican border city over threat concerns

Travel restrictions have been placed on U.S. government employees in the Mexican border city of Nogales, Sonora, according to officials. The U.S. Embassy and Consulates in Mexico on Saturday issued a warning restricting government activity over an unspecified threat in Nogales, Sonora, in Mexico. "Due to threat information, U.S. government activities in, and travel to, Nogales have been restricted to essential movement during daylight hours only," the U.S. Consulate General in Nogales said in a