Northampton Township Police arrested 32-year-old Gregory Peter Campbell, charging him with simple assault and harassment, as a result of a domestic violence incident at his residence. Police were called to a home on Penn Circle, in the Holland section of Northampton Township. The homeowner reported that his two sons had been in a fight. The brawl started when Gregory became angry with the victim and a fight began between the two brothers. The homeowner, the father of both men, separated his sons. Gregory, at this time, punched the victim in the face with a closed fist with force sufficient to cause injury. Gregory Campbell was arrested, transported to headquarters, processed and arraigned.