At least one social media post Ian Long made after beginning the massacre has emerged as an early focus
A young father goes hunting in a Florida lake and vanishes. Many people thought he was eaten by alligators -- but not his mother. Seventeen years later, a stunning confession proves she was right all along.
A man suspected in his girlfriend's murder swears he didn’t do it – can his Fitbit prove he’s innocent?
In the last decade, the occurrences of mass shootings have dramatically increased in the U.S. Now, the FBI is launching a study to learn more about the psychology of mass shooters and what might be driving them to commit these crimes
You might be surprised by the murder rates in major cities across the U.S.
Ohio officer's bodycam footage shows him explaining to two boys he could've killed them
These people are accused of some horrific crimes. And they're all missing
20-year-old Iowa college student found dead this week joins other cases where female joggers' lives were cut short
America has been terrorized by many serial killers over the years. See some of the worst
Witnesses say 26-year-old Jemel Roberson was holding down the suspected gunman when an officer fatally shot Roberson
"Warning signs were there," says track coach who recalls Ian Long as "sadistic"; second coach recalls when Long mimicked shooting her
No suspects have been taken into custody
These are the types of criminal allegations that need to be seen to be believed
The stabbing death of a bright college student raises troubling questions concerning anti-Semitism and homophobia -- issues that are at the heart of the nation's current struggle to define itself
Ian David Long, a 28-year-old ex-Marine machine-gunner, fatally shot 11 people at a bar and a police officer who responded
Which state has the highest proportion of gun owners? Find out here
Police arrest woman and charged her with the 2017 deaths of her sister and mother and staging the crime scene to look like a murder-suicide
Hassain Khalif Shire Ali, 30, was shot by police Friday and died in a hospital
Todd Stratton said he thoughts Ian Long might have suffered from PTSD
Gun-related deaths are on the rise in the U.S., bucking a decade-long decline, according to a new report from the CDC
Cesar Sayoc was accused of sending pipe bombs through the mail to prominent critics of President Donald Trump
Mother of Telemachus "Tel" Orfanos, her voice and head shaking with rage and grief, said, "I don't want thoughts, I want gun control. … No. More. Guns"
Some 2,000 attend vigil for victims as community weeps, tries to start healing
People who lived near 28-year-old Ian Long said they could hear loud arguments, and one neighbor called the police on him
"I was in the dance floor and I heard the gunshots, so I looked back and then all of a sudden, everyone screamed, 'Get down'"
The "Sister, Sister" actress replied to a tweet by a college student searching for her friend after the shooting
Kenneth Scott McKee faces 17 counts of misconduct, negligence or inattention to duty