29-year-old Omar Mateen attacked a crowded gay nightclub with an assault rifle and a handgun, killing at least 50 people and wounding 53 others.

Beyond ISIS: Orlando Mass Killing Is About Much, Much More Than ‘Radical Islam’

Although Omar Mateen, the shooter in the Pulse nightclub killing, pledged allegiance to ISIS, he also claimed ties to groups fighting ISIS like the Nusra Front and Hezbollah, according to the FBI.

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