COLUMBIA – Police in Lancaster County are investigating a shots fired incident. Yesterday around 7:59 p.m., officers responded to the 500 block of Avenue H in Columbia. Officers arrived on scene to find the perpetrators had fled the area. Upon canvassing the scene, multiple cartridge casings were located. Officers also located private property damage due to bullet strikes. There are no known injuries due to the incident. Police have released photos of persons of interest involved in the incident. The photos can be seen below. Anyone with information on the shooting incident or if you have video of the area, contact Columbia Borough Police at 717-684-7735.