A Dominican national living at a state-run emergency family shelter in Revere has been charged in federal court in Boston for allegedly possessing an assault rifle and five kilograms of suspected fentanyl,

Authorities have said Leonardo Andujar Sanchez entered the U.S. unlawfully and never applied for the state shelter system.

An undocumented migrant from the Dominican Republic is facing federal charges after authorities said he had drugs and an AR-style assault rifle in a Revere hotel room that was being used as an emergency shelter site.