A Pennsylvania man was arrested on suspicion of killing his father early Wednesday, after he reportedly uploaded a far-right-conspiracy-laden YouTube video that featured the decapitated head.Justin Mohn, 32, is charged with first-degree murder, abuse of a corpse, and possessing an instrument of crime with intent, according to local authorities.“We got called to the home and officers went in and discovered the father upstairs deceased,” Middletown Township Police Chief Joe Bartorilla told reporte