MIAMI (CBSMiami) – Florida International University police are investigating a possible online threat.

Investigators say there was a suspicious post, made in a private chatroom between two people.

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In that post, there was a picture of a gun, and the person wrote about running through the “G.C.” with the gun.

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The G.C. is the Graham Center.

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So far, no arrests, or charges as they continue to investigate.