The incident began in Valley Stream at around 1:40 p.m. on Saturday, Nov. 29, when officers were called to a disturbance at a Rose Avenue home, Nassau County Police said.
Police said they learned that 38-year-old Jesse DeMarco had displayed a tan handgun toward a landscaper working on a nearby property.
Detectives then searched the area and found DeMarco close by. During the attempt to arrest him, police said he became confrontational and resisted…