MARTIN COUNTY, Fla. (WFLA/CNN) – A video shows a school bus aide in Martin County yelling at a student to take off his “Make America Great Again” hat. When he ignored her demands, she reportedly grabbed it off his head.

WPTV reports that the Martin County Sheriff’s Office is investigating a school bus aide after an incident at Hidden Oaks Middle School.

Gunnar Johansson, 14, told the news station it was hat day at his school and he decided to wear a Trump, Make America Great Again hat, “to show my pride in Trump America.”