VAN NUYS (CBSLA.com) — Officials are investigating the tagging of a $2.3 million Learjet at Van Nuys Airport.

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LAPD says the tagging incident is believed to have happened in the early morning hours Sunday.

Authorities also believe the tagging incident was gang-related.

Pictures of the plane were posted on Twitter Friday.

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The jet was reportedly vandalized with black spray paint.

Several images — including the words “R.I.P.” and “Flame” — were painted on the plane’s left front. Several initials were also spray painted on the plane’s tail.

Officials estimate damage to the plane to be about $100,000.

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Sources told the LA Times that the plane is registered to an aviation company based out of Malibu.