When a teen vanishes from a safe neighborhood in California's Bay Area on her way to the school bus stop, a brutal crime of opportunity and controversial DNA evidence law lead to a rare no-body homicide conviction in this episode of Last Seen Alive.

If you know anything about Sierra's location, please call the Santa Clara County Sheriff Office's tipline at 1-408-808-4431 or submit an anonymous tip online at tips.fbi.gov.

See photos and our information sources for this episode here: https://lastseenalivepodcast.com/2019/12/02/episode-1-sierra-lamar/

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