The Virginia Beach Police Department reexamined the timeline of events leading up to the May 31 mass shooting after seeing several typographical errors.

On May 31, a gunman killed 12 people and wounded five others in and around the building in which he had worked for over nine years.

On September 24, the Virginia Beach Police Department provided an interim report on the criminal investigation to the Virginia Beach City Council. As part of that report, Deputy Chief Pat Gallagher provided a verbal presentation of the events that indicated the shooter’s movements based on cell phone data, key card access at certain doors, eyewitness testimony and physical evidence.

Read more: WTKR