Police are on the hunt for the gunman who opened fire at an outdoor neighborhood party in Stamford last night, killing one person and wounding three others. Police say the shooting occurred around midnight near 80 Custer St. They say several people were walking down the street when shots rang out, striking four men in their early 20s. A witness says he was in his car right next to where the shooting happened. He says he saw two men wearing shorts and black T-shirts, but didn't catch a glimpse of their faces. Stamford police have not yet released the names of any the victims, but they say the three men who survived are expected to recover. Anyone with information is urged to contact police at (203) 977-4422.