A U.S. Border Protection officer grabs a migrant as he goes down the border fence to get into the U.S. side in San Diego, Calif., from Tijuana, Mexico, Tuesday, Jan. 1, 2019. Discouraged by the long wait to apply for asylum through official ports of entry, many migrants from recent caravans are choosing to cross the U.S. border wall and hand themselves in to border patrol agents. (AP Photo/Daniel Ochoa de Olza)