Three Ohio high school football players have pleaded not guilty to felony robbery charges in connection with an attack that was caught on camera.

The Springfield High School students were arrested this week after cellphone video of the robbery surfaced.

The Springfield News-Sun reports (http://bit.ly/29EBMVC ) the video allegedly shows the boys knocking down an unsuspecting man from behind and demanding money.

School officials have confirmed the suspects are students and that they were involved in football tryouts and training.

The school district says it will be begin its own investigation to determine whether academic and athletic penalties will be imposed.

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Information from: Springfield News-Sun, http://www.springfieldnewssun.com