By Alex Lang New York (KNEWZ) — Hunter Biden hacked into the telephone of his sister-in-law-turned-mistress and discovered she was talking to another man. The president’s son then armed himself with an illegally obtained a .38-caliber revolver and threatened to kill him in cold blood via a series of text messages. Despite police involvement, no charges have ever been pressed. That’s the explosive account of a Knewz investigation that, for the first time, through buried police reports and never-before-seen evidence, pieces together an untold 12 days of debauchery and terror orchestrated by Pres…