A couple's float trip on a river near Cody, Wyoming, turned dangerous after their boat struck electric wires stretched from bank to bank across the South Fork of the Shoshone River. The incident has raised questions about the legality of fencing across rivers in Wyoming and Montana.Ryan Aune owns Wyoming Wings and Waters and is a seasoned river guide doing tours nearly every day of the summer.Watch Ryan Aune talk about the situation: Couple esca…