 Well, now to actor Alec Baldwin's involuntary manslaughter trial in New Mexico. Prosecutors have called their first witness to the stand. It's Santa Fe police officer Nicholas LeFleur. He was one of the first officers on the scene after the prop gun Baldwin was holding on the set of the movie Rust went off, killing cinematographer Helena Hodgins. That happened back in 2021. Baldwin is pleaded not guilty. Your CBS correspondent, Jim Cressula, on opening statements.