New Jersey state lawmakers say they have been briefed by security officials amid a joint federal and state investigation into weeks of unexplained drone sightings across the state that have prompted heightened security concerns from residents,

TRENTON, N.J. — Amid growing public concern over unexplained drone activity in New Jersey, the state Senate Republican Caucus issued a statement Wednesday urging immediate federal intervention to address the sightings, which they say have left residents anxious and without answers.

Gov. Phil Murphy says they pose no known threat, but Republican Rep. Jeff Van Drew is calling for the drones to be shot down.