It was supposed to be a chance for mourners to say goodbye to 17-year old homicide victim TyJohn Tayor.
But chaos broke out at the Bethel Tabernacle UHC of A church on Monday, when people heard gunshots outside.
Buffalo Police have arrested 18-year Carlos Rodgers. He is charged with criminal possession of a weapon.
Police aren't sure if the teenage Rodgers is the same one who fired off a weapon outside the funeral - setting off a frenzied panic inside the church.
Community leaders are also reacting to Monday's event.
Channel Seven's Ed Reilly sat down with Ellicott District Councilmember Darius Pridgen to get his thoughts on Monday's violence.