Then around 2:50 p.m. they showed up for a group of kids that left, but it was thought they might return to Edison.

A statement from Principal Eryn Warne reads in part: "Over the last two weeks, we have increased resources and support at our school in order to keep students safe. We have additional staff in the building, and everyone has been working collaboratively to help manage security."

5 EYEWITNESS NEWS has reported on several violent encounters at Edison in recent weeks. One student even went to the hospital with a concussion.

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"You just get kind of worried actually living here right across the street. Just all the fights, we have kids so sometimes we don't let them come outside, especially when school's getting out," Angela Thompson said.

It's unclear how the student who was beaten is doing.

A cell phone video captured the fight at Edison Wednesday.

"Videos like this do not represent who we are at Edison High School," Warne said.