Emma Walker is an honor roll student, a talented cheerleader and beloved by all. One morning in November 2016, Emma’s mother tries to wake her for school but something is wrong.

Danielle Locklear is a popular and charismatic high school freshman. One Tuesday night, she leaves home to drop off a notebook at her classmate’s house and never returns.

Royse City, Texas, September 2016. A frantic woman calls 911 to report a shooting. With a storm brewing and a killer on the loose, police have to act fast.

At a suburban office outside Knoxville, Tennessee the friendship between co-workers Norman Clark and Brittany Eldridge blossoms into romance, and before long a pregnancy. But when Brittany doesn’t show up for work two...

Heather Collins was at home checking Facebook one morning when she came across a news article that would change her life forever.

In the fall of 2012, Dave Kroupa and Cari Farver begin a fun, uncommitted relationship with each other. Things take a turn when Dave receives some disturbing messages from Cari.

When 19-year-old Pravin Varughese is reported missing after a college party in Carbondale, Illinois, his family is left reeling. A desperate search for Pravin ensues, but ends in tragedy when he is found dead in the...

When Pamela Butler, a computer analyst for the Environmental Protection Agency, doesn't show up to Valentine's Day dinner with her mother, her friends and family become concerned.

While filming an all-new Dateline report, our producers discovered a family-owned pizzeria just outside of Denver, Colorado with a delicious signature dish: pizza fries. The restaurant is actually located right next to...

While in Monrovia, California to film an all-new Dateline mystery, our producers learned about a group spreading kindness through painted rocks.

While in Colorado to film an all-new Dateline mystery, our producers made a quick stop at Kent Viles' guitar shop, where he makes and sells unique Dobrato guitars.

While filming a new Dateline report, our producers headed to Iowa and came across a truck stop referred to as the world's largest. So, we of course had to check it out and learn a little more about the history there...

While in Jacksonville, Florida to film Dateline, we got a history lesson about a volunteer lifeguard station that has been saving lives for more than 100 years.

In the middle of Kentucky you’ll find one of the nation's oldest outdoor theaters, with a rich history and unique style.

While on our travels to San Miguel de Allende in Mexico, we learned more about the origin and traditions of the Mexican holiday, Dia de los Muertos.

While on our travels for Dateline, we came across the small town of Murphys, California and found a quaint hotel that’s been there since the beginning.

Producer Carol Gable typically works from her home office in South Carolina, but while she was in New York working on a story, we sat down at a guest desk to learn more about her (and her dog, Beau!)

Dateline sat down at the desk of program coordinator, Alexandra Lo Re to learn more about her.

Out on the West Coast, Dateline sat down at the desk of Rebeccah Glaser to find out a little bit more about her!

We caught up with Sarah Goode at her desk to find out a little bit more about her!

Learn more about Dateline assistant producer, Brittany Morris.

During this game of "Fill in the Blank," learn more about Dateline associate producer, Marissa Hoffman.

Dateline sat down at the desk of assistant producer Linda Zhang to learn more about her.

Meet Justin Ratchford, an assistant producer for Dateline. We sat down at his desk to learn some more about him.

Joseph James DeAngelo has pleaded guilty to 13 murders ascribed to the California’s “Golden State Killer.” The serial killer attacked women and couples throughout the 1970s through 1980s.

On February 12, 2010, shots rang out at the University of Alabama in Huntsville. The shooting was just the beginning of an investigation that would lead many to wonder if it could have been prevented.

Between 1986 and 1989, at least eight people were murdered near or along Virginia’s Colonial Parkway by an apparent serial killer. The killer has never been caught.

In 1978, the bodies hundreds of followers of the Reverend Jim Jones were found, poisoned, in Jonestown, a jungle compound established in Guyana, a small South American country.

In February 2003, a shot rang out in famed music producer Phil Spector’s California mansion. Actress Lana Clarkson was dead, and thus began a six year legal process to convict a killer.

The Drew Peterson began in 2001 but ended up lasting more than a decade. Take a look back at the case in our Dateline Crime Capsule.

In September 2012, the search for Skylar Neese was intensifying. The FBI was called to help, and her parents began advocating for Skylar's Law. Take a look back at the case in Dateline Crime Capsule.

Ahead of next week's premiere of the new NBC show Timeless, we got to thinking... if you changed one moment in time, could you alter history? What about in the O.J. Simpson case? Timeless premieres Monday, October 3 at...