 This is CBS News on the Hour, sponsored by O'Reilly Auto Parts. I'm Monica Ricks. Testimony has started in Alec Baldwin's manslaughter trial in New Mexico following opening statements there this morning. Our Jim Krasula is following. Prosecutor Erlinda Johnson told the jury. The evidence will show that someone who played make-believe with a real gun and violated the cardinal rules of firearm safety is the defendant, Alexander Baldwin.