An Alaska man has been arrested on charges that he threatened to assault, kidnap and murder six U.S. Supreme Court justices and some of their family members in online messages that contained violent and racist language.

Panos Anastasiou has been indicted on 22 counts of making threats after authorities say he threatened to hurt and kill six Supreme Court justices and members of their families.

It remained unclear whether the man, Panos Anastasiou, came close to carrying out his threats, and public records indicate that he is not affiliated with any political party.