Troops from around Mexico have already arrived in Ciudad Juárez and Tijuana and are headed to more border cities as part of Mexico's tariff deal with the U.S.
Over 200,000 cattle are waiting at the the U.S. border, which has been closed to cows since a flesh-eating cattle parasite was found in southern Mexico last November.
Mexico's president assured reporters Wednesday that her deal with Donald Trump will stay in effect even after the one-month pause on U.S. tariffs expires.