A pedestrian was struck and killed by a vehicle on Route 23 in Butler on Monday night, officials said. The person was hit around 8 p.m. in the area of Center Court, the Morris County Prosecutor’s Office said Tuesday. Authorities described the fatality as a “criminal investigation,” and said the driver is cooperating. The victim was not identified. The prosecutor’s office declined to provide additional information. Our journalism needs your support. Please subscribe today to NJ.com. Jeff Goldman may be reached at jeff_goldman@njadvancemedia.com.