investigations, and neither of these investigations resulted in state or federal filings. >> reporter: the shooter was lyndon james mcleod targeted victims and in a series of books foreshadowed what happened. wrote under a pseudonym but used real names and places for some victims. in one book wrote about a character named lyndon mcleod specifically mentioning a condo building overlooking the park in denver and in police gear crash a man named michael swinyard's poker night and execute him for betrayal and take everyone's cash. 67-year-old michael swinyard was killed in monday's shooting at that same address. according to a memo from the building manager, obtained by cnn, the shooter arrived a the building impersonating a police officer. in another book one character says, look, i killed alecia cardnos as were el.