The U.S. Embassy has issued a security alert for Nogales, Sonora, warning Americans of an undisclosed threat.

A U.S. Customs and Border Protection (CBP) vehicle patrols along the U.S.-Mexico border wall in Nogales, Ariz. (AP Photo) ...

The US has restricted official activities and travel to Nogales, a Mexican border city, to essential movement during daylight ...

The US government has restricted official travel and activities in Nogales, Mexico, to essential daytime movements after ...

The U.S. Embassy in Mexico restricted the movement of U.S. government activities in Nogales, Sonora due to “threat ...

NOGALES SONORA, Sonora — The U.S. government has restricted activities and travel in Nogales, Sonora, to essential movement ...

NOGALES, AZ (AZFamily) — Over a dozen people were found in cramped and overheated conditions after border agents uncovered a smuggling operation near the Arizona-Mexico border last week. United States ...

In a bulletin, the U.S. Embassy in Mexico urged Americans to exercise increased caution and to be aware of their surroundings ...

The U.S. Embassy in Mexico on Sunday issued a warning to Americans about a unspecified threat in the Mexican border city of ...