U.S. Marines provide additional security for U.S. soldiers, Iraqi Security Forces and coalition partners near the Iraqi-Syrian border, June 5, 2018. The soldiers are assigned to the 3rd Cavalry Regiment. U.S., Iraqi Security Forces and Coalition partners provided fire support to assist the Syrian Forces as they continued Operation Roundup, the military offensive to rid the final pockets of the terrorist organization from the Middle Euphrates River Valley in Syria. Army photo by Spc. Anthony Zendejas IV