Complex sentence: Having bugged Mullen's apartment, Lt. Bruce barges in, charging Mullen with the homicide; finally Marin admits she in fact strangled Ordway for having the affair with her husband, and set up the killing to look like a suicide.
Split into simpler sentences: Having bugged Mullen's apartment, Lt. Bruce barges in, charging Mullen with the homicide. Finally Marin admits she in fact strangled Ordway for having the affair with her husband, and set up the killing to look like a suicide.