BTK Suspect Pleads Guilty to Murdering 10
He described to the court how he chose his victims.

"If you've read much about serial killers, they go through what they call different phases. In the trolling stage, basically, you're looking for a victim at that time. You can be trolling for months or years, but once you lock in on a certain person, you become a stalker. That might be several of them but you really hone in on one person. They basically become the ... that's the victim. Or at least that's what you want it to be."

Rader had called the Wichita area home almost his entire life, earning a criminal justice degree at a local university. He worked in suburban Park City as a compliance officer, handling code violations and stray dogs. He had been married for 34 years and has two grown children.

The Rev. Michael Clark, pastor of the Christ Lutheran Church, said after the hearing, "That's what I hoped he would do."