Arcan Cetin’s actions and social media could lead you to multiple rationales – mentally snapped, upset at former girlfriend who used to work at the place of the shooting.

Here’s another. His Tumbler page had a chant to Allah and a picture of Ted Bundy on it.
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He has contact with someone ‘@meowfraulein’ who has his picture as an avatar and the following pictures. Sounds like police might want to talk to this person, who appears to be female by the description ‘fraulein’.
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These are shared with Cetin.
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