A murder investigation at an apartment complex in the southern part of the Denver metro area left many in the community in the dark and questioning their safety. It happened in Lone Tree in early September.

A woman named Kathleen Mayo was found dead in her unit at the Aspect Apartments. Police released few details but assured the public there was -- in the department's words -- "no known danger." Five days later, Troy Marcus Reynolds, a tenant of the same complex, was arrested.

CBS

CBS Colorado obtained the suspect's arrest warrant. It revealed a disturbing timeline that shows what police knew and when.

According to the warrant, Reynolds, who faces a first-degree murder charge, told investigators he was a fan of "Dexter," a TV show about a serial killer. He described himself as reclusi

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