Students were allowed back inside Newark High School on Friday morning after a bomb threat investigation.
Police said that a "suspicious note" was found on a door inside the school, located at 314 Granville St., caused a two-hour delay.
Students were being kept away from the school while police searched the school signs of a threat, 10TV News reported.
Students were allowed back into the school to start class at 9:30 a.m.
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