Peterson attys want weapons charge dropped

July 26, 2010 (JOLIET, Ill.) Peterson's attorney plans to use the recent Supreme Court decision that overturned Chicago's handgun ban in his motion to dismiss.

Peterson was charged with possessing a rifle shorter than the legal length.

Peterson remains behind bars, charged with the murder of his third wife, Kathleen Savio. He's also suspected in the disappearance of his fourth wife, Stacy. He denies any involvement in either case.

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