An argument between two family members turns violent when one of them pulls out a knife in Cumberland County on Friday night.
Marc Leese, 51, of Mechanicsburg, was involved in a verbal altercation with a male family member at a home along the first block of Gettysburg Pike in Upper Allen Township when it escalated out of control.
During the argument, Leese pulled out a knife and slashed the victim, police said.
The victim sustained two minor cuts on his forearm and did not require medical attention, according to police reports.
Leese was taken into custody at the scene.
He is facing simple assault and harassment charges.