News Extra security at 3 Brooklyn high schools Midwood High School, above, is one of three Brooklyn schools that has increased security after an online threat. Photo Credit: Google By CAROLINE LINTON February 28, 2014 8:46 AM Print Share Share Tweet Share Email Three Brooklyn high schools will have beefed-up security on Friday after threats of a shooting surfaced on Facebook. The NYPD said Friday that they believed the threat is old, but they are taking all precautions in case and increasing security. According to NBC New York, parents had notified Edward R. Murrow, James Madison, and Midwood high schools after finding the threat online. The schools then contacted police, who investigated the threat. Patrol cars are being stationed at all three of the schools. Parents of students at Murrow High School said the school contacted them with a robocall about the increased police presence. By CAROLINE LINTON Share on Facebook Share on Twitter Comments Comments section is temporarily on hold. Here’s why.