Marines from Marine Corps Base Quantico greet members of the Joint Task Force- National Capital Region at Camp Upsher on Oct. 3, 2013. The interservice officers toured the camp to see its limitations and capabilities. - Marines from Marine Corps Base Quantico greet members of the Joint Task Force- National Capital Region at Camp Upsher on Oct. 3, 2013. The interservice officers toured the camp to see its limitations and capabilities.