Monday, November 20, 2017 will mark exactly one year since Detective Benjamin Marconi was killed in the line of duty.

On Sunday, members of the San Antonio Police Department, including Chief Williams McManus, released a video in which they talked about the day that Det. Marconi died and the aftermath of the tragedy felt by the San Antonio community.

For the full video, which was posted to the official SAPD Facebook page, click here or watch below: