One person is dead and at least six others were injured following a mass shooting Sunday at a park in upstate New York. Rochester police said they responded to Maplewood Park around 6:20 p.m. to a large gathering with shots fired and found several people suffering from gunshot wounds. An adult in their 20s was killed, another person suffered a life threatening injury and five people were hospitalised with minor injuries, Capt. Greg Bello said. The identity of the victim fatally shot has not yet been released pending the notification…