The shooter's online activity before the attack is under thorough investigation in order to determine a motive.

After being identified today as Dylan Butler, videos on TikTok of the gunman who killed one and injured at least three others at Perry High School revealed his three chilling last words.

On the morning Dylan Butler opened fire, a TikTok post believed to be from the shooter shows him inside a school bathroom posing with a blue duffel bag, captioned: “Now we wait.” The song ...

The student identified as the Perry High School shooter posted a photo of himself on TikTok shortly before police say he shot multiple people and then turned the gun on himself. Dylan Butler ...

Dylan Butler was a sick, tormented kid before he ... Then there's the matter of Butler's social media accounts, especially his Reddit and TikTok. The teen made several troubling posts before ...

Dylan Butler/Facebook Just before classes began, Butler entered the building with a shotgun, a small-caliber handgun, and a makeshift explosive device, according to police. Tooktoomuch/Tiktok He ...

Dylan Butler turned the gun on himself after shooting six people, including a sixth grader who died. Tooktoomuch/Tiktok Before the shooting, Dylan Butler had posed a TikTok in what appeared to be ...

The Perry High School shooter was armed with a pump-action shotgun, a revolver, a knife and an improvised explosive device.

The 17-year-old shooter had a desire to die by suicide and gain notoriety at the same time, DPS Commissioner Stephan Bayens ...

Gunman Dylan Butler posted an ominous message on TikTok saying “now we wait” shortly before his bloody 7:47 a.m. rampage at Perry High School, according to state police and published reports.