Ponchatoula High School, Martha Vineyard Elementary School put on lockdown following shooting threat

PONCHATOULA — Ponchatoula High School and Martha Vinyard Elementary School were put on lockdown Tuesday morning after Tangipahoa Parish Sheriff's deputies were alerted to a potential shooter.Deputies responded to an anonymous tip that claimed someone was on their way to the high school with a gun around 11:30 a.m. The school went on immediate lockdown and deputies from across the parish responded. They have been on the campus since. Out of precaution, Martha Vinyard Elementary School