A U.S. Customs and Border Protection Special Response Team officer walks along a border wall, as the Monumental Arch in Tijuana, Mexico, sits behind, Sunday, Nov. 25, 2018, in San Diego. (AP Photo/Gregory Bull)
A U.S. Customs and Border Protection Special Response Team officer walks along a border wall, as the Monumental Arch in Tijuana, Mexico, sits behind, Sunday, Nov. 25, 2018, in San Diego. (AP Photo/Gregory Bull) Gregory Bull AP
A U.S. Customs and Border Protection Special Response Team officer walks along a border wall, as the Monumental Arch in Tijuana, Mexico, sits behind, Sunday, Nov. 25, 2018, in San Diego. (AP Photo/Gregory Bull) Gregory Bull AP