FILE PHOTO: The “Baja Metro Tunnel” to Tijuana

FILE PHOTO: The “Baja Metro Tunnel”, which U.S. Customs and Border Protection (CBP) say is the longest illicit cross-border tunnel ever discovered along the Southwest border, is seen under Otay Mesa, California, U.S. October 30, 2019. U.S. Customs and Border Protection/Handout via REUTERS/File Photo