North Fayette Police said David Mazzocco opened fire at the Fort Pitt Inn after midnight. Police said he appeared to be agitated after texting with someone. They said he left the bar and came back with 3 guns and started shooting.
2 people were shot in the head, one died. Another person who helped to subdue him was shot in the arm. As for motive, police only know at this point, that he was having relationship problems.