HADDON TOWNSHIP, N.J. - Haddon Township High School was momentarily evacuated Friday morning after a student brought a "potentially dangerous substance" into the building, school officials said.Local authorities, including a hazmat team, responded to the high school just after 11 a.m.
Authorities cleared the school after 30 minutes, a school official told FOX 29.Students and staff returned to the classrooms and were dismissed at their regular time.
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