It happened at the Giant Eagle on Aurora Road in Solon around 9 p.m.
According to police, the victim, a 28-year-old Black man, was shopping at the store when the suspect lifted his shirt to show a gun at his waistband and made racist comments toward him.
The victim, feeling intimidated, left the store and called 911, a police report said.
When officers arrived, the caller pointed out the suspect, who was getting into a Ford SUV and driving out of the parking lot.
Officers stopped the driver, who later admitted to making comments against Black and Jewish people inside the store, the police report said. He told police that he was exercising his freedom of speech.
According to the police report, the suspect also admitted to having a gun on him, but he told investigators that he didn’t show it on purpose.
During the traffic stop, officers found a loaded semi-automatic pistol and ammunition in the vehicle.
The suspect, identified as 22-year-old Thomas Duvall, was arrested and taken to the Solon Jail. He’s charged with aggravated menacing and ethnic intimidation.