Urbina was arrested in March of 1998 by the Chicago Police Department and charged with kidnapping, raping and brutally beating a woman.

CNN: STORY HIGHLIGHTS

And the Chicago Police Department notes that this 25 percent drop in homicides is due, in part, to creative policing strategies and cameras.

NPR: Public Surveillance: Security vs. Privacy, Part 2

The Chicago Police Department didn't respond to a request for comment.

WSJ: Hackers New Target: Small Firms With Lax Security

Dearborn, a spokesman for the Chicago Police Department said.

CNN: fire

Superintendent JODY WEIS (Chicago Police Department): I'm extraordinarily confident that we can keep Senator Obama safe, that we can keep the citizens of Chicago safe, and we can keep the neighborhood safe.

NPR: Chicago Hosts Obama's Election Night Party

According to authorities, Church said he wanted to recruit four groups of four co-conspirators -- or 16 people -- and that reconnaissance had already been done on the Chicago Police Department headquarters.

CNN: STORY HIGHLIGHTS

The next night, Khan came home, ate dinner and went to bed, according to an internal police department document obtained by the Chicago Tribune.

CNN: STORY HIGHLIGHTS

Myers began his career in the suburbs of Detroit and Chicago before becoming chief of the Appleton, Wisconsin, police department.

CNN: STORY HIGHLIGHTS

Myers, a 35-year law enforcement veteran, began his career in the suburbs of Detroit and Chicago before becoming chief of the Appleton, Wisconsin, police department.

CNN: STORY HIGHLIGHTS