TUCSON, AZ (13 News) – The U.S. government has issued a security alert restricting travel to Nogales, Mexico. Travel was limited to “essential movements only during daylight hours.” The U.S. Travel Agency has classified Sonora as a level three “travel review” area. Travelers are advised to: Please use extreme caution and be aware of your surroundings. In the event of an accident, seek shelter. Tell friends and family about your safety in the event of an accident. Follow the instructions of Mexican law enforcement authorities. Check your local media for updates. Do you broadcast 13 News? Watch free live streaming of Tucson Now and 13 News on TucsonNow.Live. Be sure to download the free Tucson Now app, available from Apple and Google. If you are using a desktop computer, you can use your mobile device to scan the QR code below. Tucson now QR code(13 news) This is where you can post your latest news or weather images. Copyright 2026 13 News. All rights reserved. Post navigation United Airlines’ (UAL) Kirby wants to return to JFK and is already preparing for what artificial intelligence will do to the industry Video Severe storms impact Labor Day weekend travel