We cannot let individuals who prey on vulnerable people and who seek to do harm access our country through systems meant to help those fleeing the same violence in their home lands,” Mayor Patrick Keefe said in a statement Tuesday.

An illegal immigrant busted at a state-run shelter in Revere with $1 million worth of fentanyl and an AR-15 was not officially part of Massachusetts’ emergency assistance program and is not yet in the custody of federal immigration officials despite Gov.

An undocumented immigrant arrested in connection with high-powered weapons and $1 million worth of fentanyl in a state emergency shelter had never applied for housing, Gov. Healey said.

Massachusetts Gov. Maura Healey announced that all state-run shelters will be inspected and their policies reviewed after a migrant was found with 10 pounds of fentanyl and a large-capacity rifle. Leonardo Andujar Sanchez,