Chief Warrant Officer 2 Erin Patrick, combat cargo officer aboard the USS Harpers Ferry (LSD 49), reviews embarkation reports March 11. As the CCO, Patrick coordinates the loading, storage, and offloading of all 31st Marine Expeditionary Unit equipment on ship. Patrick has been deployed 18 of the last 24 months, away from her husband and four children. She is one of the Marine Corps’ many professionals who sacrifice time with family to serve their country. - Chief Warrant Officer 2 Erin Patrick, combat cargo officer aboard the USS Harpers Ferry (LSD 49), reviews embarkation reports March 11. As the CCO, Patrick coordinates the loading, storage, and offloading of all 31st Marine Expeditionary Unit equipment on ship. Patrick has been deployed 18 of the last 24 months, away from her husband and four children. She is one of the Marine Corps’ many professionals who sacrifice time with family to serve their country.