Binghamton shootings
2009 CE.
Shown on the map at 42.100°, -75.918°.
On April 3, 2009, a mass shooting occurred at the American Civic Association immigration center in Binghamton, New York. At approximately 10:30 a.m. EDT, Jiverly Wong (also known as Jiverly Voong) entered the facility and killed thirteen people and wounded four others before committing suicide. It is the deadliest mass shooting in the state of New York.
Text from the Wikipedia article 2009 Binghamton shooting, licensed CC BY-SA 4.0.