SCORPIO[The character of Scorpio was based on the real Zodiac Killer, a menacing serial killer to the city in the late 60s who also wrote handwritten letters.Riggs wanted personal vigilante revenge after all the murders: "How much f--king authority do you need?" To rescue Leo and kill the gang members at the stilt-house, Riggs"" plan was to signal Murtaugh (after attaching cables to the supports of the house and pulling it down) - who was simply to "then just go in and shoot those f--kers.Ready? Well, once upon a time - -In the film""s opening scene, a long traveling shot racks from right to left within the newspaper offices of Chicago""sMorning Postto display the working world of journalism.Shortly later, Aunt May revealed that she was juggling her work schedule - she was training for a hospital position while working her regular job as a waitress for her boss Harvey.