Omar Mateen lived about two hours from the scene of the massacre at Pulse nightclub. Investigators also seized evidence from Mateen's father's home in Port St. Lucie, Florida.

ORLANDO, Fla. (WPVI) -- Omar Mateen called 911 to pledge his allegiance to ISIS after the shooting at an Orlando nightclub began, two separate law enforcement officials confirm to ABC News.

On June 12, 2016, a gunman — identified as 29-year-old Omar Mateen —walked into Pulse, a gay nightclub, and opened fire, killing 49 people and injuring 53. He was killed by police who ...

Omar Mateen called 911 to pledge his allegiance to ISIS after the shooting at an Orlando nightclub began, two separate law enforcement officials confirm to ABC News.

Sitora Yusufiy says her family “rescued” her from Omar Mateen. — -- The ex-wife of Orlando shooter Omar Mateen said today she was shocked by her former husband’s attack, but she ...

Omar Mateen, who police said killed 49 people in a shoot at a gay club in Orlando, was spotted on several occasions in the bar prior to the shooting, according to club regulars.

Omar Mateen's wife, Noor Salman, was arrested by the FBI in San Francisco. — -- The wife of the gunman who carried out a mass shooting in an Orlando, Florida, nightclub made her first ...

Omar Mateen, 29, told his Facebook friends that he and other Islamic State affiliates were preparing multiple revenge attacks on the U.S.

FBI did not think Orlando shooter Omar Mateen would ‘go postal’ in 2013 Omar Mateen killed 49 people and wounded dozens more at the Pulse gay bar in Orlando in June. (Photo: AFP) ...

If well executed, the attan can create an almost trancelike sense of oneness. But here was the bride’s brother — stocky, bespectacled Omar Mateen — dancing in the group and yet dancing apart.

ORLANDO, Fla. -- A man has claimed he met Orlando shooter Omar Mateen on the gay dating app Grindr and the two quickly became intimate. The man, who wore prosthetic makeup and a wig to hide his ...

Omar Mateen was working as a security guard following the BP oil spill and appears skeptical of the cleanup operation Jun 15, 2016 "America's rifle": The marketing of assault-style weapons ...