Identities of two DPS Troopers revealed in recent CS officer-involved shooting Copyright 2021 Scripps Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. Scripps Only Content and last updated 2021-01-28 13:27:15-05 COLLEGE STATION, TX â On Jan 28., 25 News confirmed with Brazos DPS police intelligence operations (PIO); that the following two Troopers have returned to work, following recent OIS investigations. William Thomas Kettler, a Trooper since March 27. 2009 and Justin James Ferguson, a Trooper since July 5. 2011 are now back on the job as of this morning. Due to the active status of the investigation, neither CS police, nor Brazos DPS PIO, could confirm if either had shot at Stalling during that traffic stop turned fatal.