“48 Hours”: Stunning conclusion in trial of Florida man’s mysterious death

The trial over the mysterious death of a Florida man is finally over after 18 years of uncertainty. Mike Williams disappeared on a hunting trip in December 2000. The common belief was he was eaten by an alligator. But last year, law enforcement discovered new information that challenged this theory. “48 Hours” correspondent Richard Schlesinger joins “CBS This Morning” to preview Saturday’s report, “Cold-Blooded Killer.”