Lt. Flynn writes the name "Chris Dunlap" on the whiteboard and underlines it. The underlining disappears and reappears between shots.
At the time of filming, 2009, police lineups were more common than a photo one. Regardless , even today law enforcement mixes the suspect in with officers, volunteers, and sometimes prisoners. They are all of similar height, weight,width, age, color, and other identifiers. To have Julio in this lineup who is obviously shorter would never happen.