Buried in the Backyard Bonus: Missing Teenagers in San Diego (Season 2, Episode 13)

Investigators from San Diego, California, reflect on the cases of 14-year-old Amber Dubois and 17-year-old Chelsea King, who went missing in 2009 and 2010, respectively. In April 2010, John Albert Gardner III pleaded guilty to the rape and murder of both Dubois and King. He was later sentenced to life in prison without the possibility of parole.