A young man involved in a fight in Wyandanch was fatally stabbed early Saturday morning. Police say 22-year-old Kashif Robinson was part of a group of men fighting in front of 128 North 22nd St. in Wyandanch. Around 1 a.m. the police received a 911 call about the fight. When they arrived on the scene cops found Robinson had been fatally stabbed in the chest. Police do not know what the fight was about. They are searching for witnesses who may help them find the killer. His father, Leonard, is heartbroken. He says his son had a good heart and he hopes the killer rots in jail.