An 81-year-old man was allegedly assaulted after a confrontation over his red “Make America Great Again Hat” that is popular with supporters of President Donald Trump.

The Somerset County Prosecutor’s Office says that incident happened Monday afternoon at a Franklin Township supermarket on Elizabeth Avenue. Officials say that the man was confronted about his hat and then assaulted. He sustained minor injuries but declined medical attention.

Investigators from the Somerset County Prosecutor’s Office and the Franklin Township Police Department are involved in the case.

Anyone who may have information about the assault should contact the prosecutor at 908-231-7100 or Franklin police at 732-873-5533.