Authorities are investigating an assault that took place at Delmonicos steak house on Old Orchard in Jackson today/Friday morning. 54-year-old Mark Sterling of Cape Girardeau, an employee of the restaurant, is accused of attempting to stab another employee with a knife. Police say Sterling came to the restaurant and began arguing with the victim then wrestled them to the ground. Sterling pulled out the knife during the assault. Employees broke up the fight and the victim suffered a cut on his neck. Police later caught and arrested Sterling. He is currently in the Jackson Police Department’s custody and charges are pending.