The massive Hayman wildfire near Denver in 2002 was initially regarded as an accident caused by careless campers, but the case later turned into a hunt for an arsonist. CNN's Thelma Gutierrez reports on the unlikely suspect and how investigators uncovered minuscule clues in the expansive destruction caused by the blaze.
Watch Part II of the report:
On Tuesday, convicted killer John Martorano told the court that his friend and former partner in crime is also a murderer. Boston Globe reporter Shelley Murphy explains why the testimony was significant and what will happen next in the Whitey Bulger trial.
P. Jeffrey Black bumped up against his bosses in the Federal Air Marshal Service, eventually becoming a whistle-blower and testifying to a closed-door congressional hearing before his retirement in 2010.
He had taken a long list of complaints to lawmakers about how the air marshals service was run, ranging from problems keeping marshals on flights to allegations of ineptitude and favoritism by managers. The same year he retired, he appeared in "Please Remove Your Shoes," a documentary critical of the airline security measures travelers endure on every trip.
Then came the audit, which an Internal Revenue Service agent told him about the same day the movie premiered - "almost to the hour," he said.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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