By Erica Byfield and Jessica Cunnington

New videos are raising questions about the safety of schools across New York City — several disturbing videos show students in violent brawls and school safety agents unable to stop them.

The NYPD is looking into five incidents in and around Cardozo High School since the first day of school. An entire Instagram page is dedicated to posting fights that happen at the school in Queens.

About two miles from there, a gun was found this week at Van Buren High School. And on Staten Island, a video posted by Councilmember Joe Borelli from Wagner High School in Seaview where a dean got involved.

It’s part of a trend that the school safety union says they’ve warned the city about.

Watch the full story at https://www.nbcnewyork.com/news/local/wild-brawls-uptick-in-guns-at-nyc-schools-raise-safety-concerns/3346765/