if madsen walked in and there's trail dead on the floor with cunanan holding a hammer, madsen is the loser in this game. there's no way to exit the situation and leave madsen alive. and i think it took him a day or two to figure that out, and he decided that would be the plan. ♪ [ gunshot ] reporter: david madsen, a 33-year-old architect, is found dead in a lake near minneapolis. he was found towards i guess friday night or saturday morning, early by a fisherman, and he had been, you know, shot to death. graves: once between the shoulder blades, once a grazing wound on his face, and once in the eye. hovland: how terrifying that would have been for him to be in that predicament, to die in that way with this crazy person. on checking personal property left behind at david madsen's apartment, we found a bag, cunanan's bag. in the bag, had an address book, had his driver's license. we're sure it's andrew cunanan, and we're sure he's fled the state. that was truly the point of no return, where he realized, "i'm on the lam. i'm going to take madsen's jeep, and i'm going to start driving.