Mysterious Booms, House-Rattling Sounds In Pennsylvania Under Investigation By FBI – cbs

Federal and local authorities are investigating mysterious booms being reported in Upper Bucks and Lehigh Counties.

Springfield Township police say there have been multiple reports of loud explosions, with the most recent one happening shortly after 4 a.m. on Tuesday.

via Mysterious Booms, House-Rattling Sounds In Pennsylvania Under Investigation By FBI « CBS Philly