30 years after Kristin Smart vanished, a new search renews hope for answers. Here’s what we know

By Chelsea Bailey, CNN (CNN) — It’s been 30 years since Kristin Smart’s family last saw her smile light up a room. The college freshman vanished from California Polytechnic State University’s San Luis Obispo campus over Memorial Day weekend in 1996, sparking a decades-long investigation that led to the trial and conviction in 2022 of