Bradley County Patrol and Criminal Investigations Division officers are on the lookout for Lonnie James Wilson, 19, of Cleveland.
Wilson is alleged to have engaged in a physical confrontation with Kevin Lee Beyer, 58, also of Cleveland, leading to injury to Mr. Beyer. No weapons were involved in the alleged assault, reports indicate.
Mr. Beyer was flown to Erlanger Medical Center via Lifeforce for treatment of possibly broken ribs.
Wilson has been charged with a count of aggravated assault in the case.
Warrants for his arrest are on file.