The Trump administration is taking the unusual step of deploying a Navy warship off the waters of the U.S. as part of its broader crackdown on security and migration along the Mexico border.

A Navy destroyer has deployed to the Gulf of America on a mission usually reserved for the U.S. Coast Guard to help deter illegal crossings and drug trafficking as part the military’s efforts to bolster security along the southern border.

The USS Gravely, an Arleigh Burke-class guided-missile destroyer, has been deployed to the U.S. southern border to enhance the country’s border security framework, with a specialized Coast