The off-duty trooper and civilian returned fire, while the former officer came face-to-face with the gunman and was critically wounded, Twin Falls Police said. Twin Falls Police Chief Matthew Hicks stated that an armed civilian and an off-duty trooper helped to stop the shooter. “We want to take a moment and commend the actions of the off-duty officer and the citizen, and their heroic action to stop this incident.” Hicks did not identify the armed civilian or off-duty trooper who shot at the shooter. Editor’s note: This story has been updated to reflect that there was an off-duty state trooper, a former officer and an armed bystander who confronted the shooter.