Capable of holding over 300 crew members and larger than any Coast Guard vessel, the USS Gravely has been assigned to help tighten border security, operating on both domestic and international waters.

The Pentagon has deployed a Navy destroyer to amplify security at the U.S.-Mexico border. The warship previously engaged in combat against Iran-backed Houthi rebels in the Middle East and will charter waters typically patrolled by the U.

The vessel is commonly used in overseas missions. The Coast Guard typically takes a lead role in security missions at sea close to the United States.