Mystery drone sightings continue to baffle New Jersey residents, government officials, and law enforcement.After a briefing by the feds, many mayors still have questions."We have no evidence at this time that reported drone sightings pose a national security or public safety threat or have a foreign nexus,

The White House, FBI and Homeland Security said on Thursday they had no evidence that drone sightings reported in New Jersey posed national security or safety threats, despite concerns raised by lawmakers.