 CBS's Elise Preston's covering the trial in Santa Fe, New Mexico. The defense is supposed to lay a very different groundwork. Yesterday during jury selection, they asked jurors that they had the ability to question investigators. They are going to poke a lot of holes in this case. Baldwin's maintained his innocence, insists he didn't pull the trigger and the prop weapon with a live round fired accidentally. A conviction could mean up to 18 months in prison. CBS News special report. I'm Steve Kathan.