Border closed
In this Nov. 16, 2018 file photo, concertina wire lines the top of a wall at the San Ysidro port of entry in San Diego. The dividing line between the United States and Mexico at the edge of the Pacific Ocean is now more than just a towering metal wall that cuts through the sandy beach. Overnight, workers stacked up rows of coiled wire, hoping to discourage the Central American migrants gathering in Tijuana from crossing illegally. It marks one of numerous spots along the U.S.-Mexico border where soldiers and contractors have been installing different versions of sharp wire barriers. AP A migrant, part of a caravan of thousands traveling from Central America en route to the United States, walks past the border fence between Mexico and the United States while on his way to a temporary shelter in Mexicali, Mexico November 18, 2018. Reuters U.S. Customs and Border Patrol officers form a line along the southbound lanes of the San Ysidro port of entry Sunday, Nov. 25, 2018, in San Diego. Migrants approaching the U.S. border from Mexico were enveloped with tear gas Sunday after a
