Damage Controlman 3rd Class Christian Ramirez, left, teaches a group of Sailors how to properly secure metal shoring during a general quarters drill on board the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). Carl Vinson is deployed in the U.S. 5th Fleet area of operations supporting Operation Inherent Resolve, strike operations in Iraq and Syria as directed, maritime security operations, and theater security cooperation efforts in the region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nick Brown/Released)