An investigation into the life of Col. Russell Williams, a Canadian Air Force commander who is suspected of murdering two women and sexually assaulting two others.

When 15-year-old Shea McDonough went to sleep on July 29, 2007, little did she know that by morning's light she and her brave family would be regarded as heroes who would ultimately save lives and clear the name of an innocent man suspected of murder. Shea and her family recount their harrowing story of survival.

Two murders and the trail that leads from the Playboy Mansion to Wall Street.

A beautiful girl who could charm anyone into doing anything..even murder?.

A young mother vanishes. Did one man's deception lead to murder?.

For 20-year-old Holly Dunn, Labor Day weekend 1997, marked the start of her junior year at the University of Kentucky - a semester that was full of possibilities. She belonged to a popular sorority and had recently started dating a young man named Chris Maier. On a late August night, the couple had left a party to take a midnight stroll under the stars to watch the passing trains, but as they were returning from their walk near the railroad tracks, a dark figure holding a sharp object suddenly emerged.

The firsthand account of a young woman who came face-to-face with an infamous serial killer who earned his nickname by choosing victims along the railroad tracks. After being raped, beaten and stabbed, Holly Dunn somehow found the will to survive. Holly would learn that her attacker was responsible for a multi-state killing spree, often murdering people as they slept in their beds. The race was on to find him before he killed again. As his lone survivor, Holly sought justice for all of The Railroad Killer's victims, and dedicated her life to helping victims of sex crimes.

A predator kills two girls and admits he would kill again.

Since the sudden death of his wife Kari in April 2006, Matt Baker has gone from grieving husband to a murder suspect maintaining his innocence to convicted killer. And it was his lover, Vanessa Bulls, who revealed the dark secrets that helped put him behind bars. With exclusive interviews, police videos and depositions.

An LAPD cover-up keeps an innocent man in prison for 26 years.

, "The Killing Game," as its season premiere on the CBS Television Network. Featuring Dow's exclusive interviews with Alcala's ex-girlfriend, girls Alcala had approached, investigators, and victims' family members, the season premiere will be presented by Harold's nephew, Jay Dow, a correspondent for WCBS in New York and a contributor for CBS News.