Criminal

Sgt. David Mascarenas is the Dive Supervisor for the Los Angeles Police Department. He's been diving his whole life, and prides himself on never refusing a dive, no matter how treacherous. At least until the summer of 2013, when a murder investigation led him into unusually murky waters.

Ed Crawford had never been to a protest until he heard about the shooting of Michael Brown in Ferguson, Missouri. Robert Cohen, a staff photographer with the St. Louis Post Dispatch, ended up taking a photograph of Ed that would be seen around the world, and change both of their live

When we're kids, we have ideas of what we want to be when we grow up -- movie star, doctor, astronaut.

Corporal Scott Foster of the Hillsborough, NC Police Department worked closely with his K-9 partner, Talon, for many years. They located weapons and narcotics,

In 2005, Danny Egipciaco had the opportunity to participate in a robbery of a drug supplier's stash house

In the early 90s, a wealthy magazine publisher was convicted of fraud and sentenced to 18 months in a minimum security prison in Louisiana. But white collar criminals weren't the only people living there, and the other people inside had basically been forgotten about by the outside world

In July of 2002, Philadelphia Homicide Detective Pat Mangold was called to the scene of a gruesome murder on the Schuylkill River.

More than eighty years ago, a North Carolina family of nine posed for a Christmas portrait. Two weeks later, all but one of them had been shot dead.

February of 1896, a little boy discovered a woman's headless body in a farmer's field in Fort Thomas, Kentucky. No one knew who she was, or what had happened. Newspapers carried headlines like "Hunt for the Head" and "Headless Horror." Quickly, the crime scene became a tourist attraction and visitors traveled from all over to collect bloody souvenirs. The gruesome details were adapted into a popular song that's been recorded dozens of times

The Petrified Forest National Park in Arizona has the largest collection of petrified wood in the world. The beautiful wood is more than 200 million years old, and visitors to the park often take a little piece home with them as a souvenir. But stealing the wood has serious consequences