A Viola man was critically injured Thursday night when he was beaten by two men after an argument over missing tools.The victim, Arlin Wayne Pinkard, 49, was airlifted by LifeForce helicopter to Erlanger Medical Center in Chattanooga for treatment of numerous injuries he received in the incident.According to Sheriff Jackie Matheny, much remains unclear about what transpired at Pinkard’s Viola-area home late Thursday night, the end result which left him beaten and battered.“We know a fight took place at his residence,” Matheny said, noting there are conflicting stories being told to investigators. “The allegation is that two men jumped him and used something like a baseball bat or stick.”A witness at the scene told lawmen there had been a dispute over the phone earlier in the night between Pinkard and a person who is thought to be one of the two men who later arrived at the Viola residence. The argument, it is believed, centered around some missing tools.“The witness was screaming for them to stop but they kept hitting and kicking him,” Matheny said regarding the preliminary reports.