BROOKLYN — Police are still looking for the gunman who shot and killed a 23-year-old East St. Louis man at 3 a.m. Sunday outside the Pink Slip, a club in Brooklyn.

The victim, Walter H. Taylor Jr., of the 1200 block of Cleveland Ave. in East St. Louis, and the shooter got into an argument while they were standing line in front of the club waiting to get in, Illinois State Police Lt. Dave Wasmuth said.

"During the argument, the gunman reached into his pocket, pulled out a gun a shot him," Wasmuth said.

Taylor was pronounced dead in front of the business, which is located at 114 S. Fourth St.

Taylor was not armed, Wasmuth said.

When the shooting occurred many of those in line scattered. Police are hopeful that someone will come forward and help them identify the shooter, Wasmuth said.

There was video surveillance at the club, and Wasmuth said police are reviewing and analyzing it.

Anyone with any information regarding this crime is asked to call Illinois State Police agent Chris Hoffstot at 618-346-3787 or Crimestoppers at 1-800-371-Tips.