Nearly 200 Camp Pendleton Marines are at the Campo border, helping to install razor wire along the border wall.

The additional concertina wire can be seen on the border fence in Nogales, Ariz, on February 4, 2019. U.S. Army troops were back in downtown Nogales over the weekend to add more coils of the wire.

Approximately 170 Marines from Camp Pendleton have been deployed to Campo to install concertina razor wire along the border wall.

U.S. Army troops with the 16th Military Police Brigade install razor wire atop the U.S.-Mexico border wall just east of the DeConcini Port of Entry in Nogales.