Details about the cause of the shooting were not immediately known neither shooters identity or his whereabouts revealed.
12 people shot in Rochester, New York mass shooting. Emergency services in New York state are responding to the site.
Incident at 12:30 a.m Sat, officers were called to a shooting near Goodman Street and Pennsylvania Avenue, where a large crowd had gathered outside.
Two people were pronounced dead at the scene of shooting and areas of the roads are cordoned off by police.
At least two people dead and eight wounded in mass shooting in Rochester, New York.