WEST CALDWELL, NJ — Police confirmed that James Caldwell High School was under lockdown on Saturday afternoon during an all-day “Music Marathon” event after concern was raised about a threatening post. The West Caldwell Police Department is currently handling the investigation.

"West Caldwell Police was notified of a potential threat at the high school," said West Caldwell Police Chief Gerard Paris. "Officers were sent to investigate and administrators put the school in to a lock down as a precaution. No danger was found to the students. Our investigation continues."

According to social media posts, the building was eventually evacuated and the music event was cancelled for the rest of the day. Posts also suggested that there are several different stories being circulated regarding this incident, and that none have been confirmed.  

The Breaking News Network (BNN), which reports emergency radio activity, said that the threatening post might have been from a former student seen in a photo posing with a firearm. This has also yet to be confirmed.