In the seconds before the Southlake officer wiped his drawing from the whiteboard, the room of officers erupted in laughter, an attempt at a joke he would later call “humor in very poor taste.” Sgt. Jonathan Macheca stood next to the swastika he had drawn alongside the letters “SSRO,” smiling as he looked back at his colleagues. Cpt. James Preston Logan snapped a picture of Macheca on his phone — capturing a moment in time that would soon end their employment and lead to widespread public backlash and disgrace. Advertisement Logan’s image was a “live photo,” meaning it produced a...