{FD} Marcia Clark talks Casey Anthony case in new docu-series sneak peak

Famed prosecutor Marcia Clark, best known for her role in the murder trial of O.J. Simpson, is revisiting old cases in a new docu-series called “Marcia Clark Investigates the First 48.” Fox News has an exclusive sneak peek of the series’ first episode which focuses on the trial of Casey Anthony who was acquitted of murdering her daughter Caylee in 2011.