U.S. Border Patrol agents stand on the U.S. side of the border, seen through the concertina wire where the border meets the Pacific Ocean, Thursday, Nov. 15, 2018, from Tijuana, Mexico. More buses of exhausted Central Americans in a caravan of asylum seekers have reached the Mexican border city of Tijuana, where they're coming to grips with the likelihood they may be on this side of the frontier for an extended stay. (AP Photo/Marco Ugarte), APTOPIX