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(NEWSER) – Jaylen Fryberg not only supposedly texted his victims to ask them to lunch on Friday—he also sent a text to his ex-girlfriend not long before the shooting that showed him holding a gun, a law enforcement official tells CNN.

An anonymous source tells Radar that Jaylen "sent a picture of a handgun positioned between his legs to Shilene [George] just minutes before he went on his killing spree. The picture places him at the scene, the school cafeteria." Radar also shows images it says are from Jaylen's online posts that show him posing with guns and highlighting messages like "Just shoot it" and "Keep calm and hunt on."

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