A four-year old boy leaves home for summer camp...but never makes it there.

When Derrick Robie's body is discovered in the woods, an entire community is left searching for answers. But the truth behind his murder is far more shocking than anyone could have imagined.

The person responsible was only 13 years old - and he knew Derrick.

Join me as we uncover the heartbreaking story of Derrick Robie, the investigation that followed, and the questions that still surround this devastating case.

References:

-CBS News / 48 hours - "Eric Smith was 13 when he murdered a child. Now hes back in the headlines"

- CBS News / 48 hours - "Eric Smith release from prison after 28 years a 'huge gamble' says prosecutor"

- Los Angeles Times - "News Article: Boys death devastates town, but memories of his life sustain it."

- Lost Angeles Times - "News Article: Boy 14, sentenced to 9 years in prison for killing child."

-Associated Press/Fox 5 New York - "TV, man who killed 4 year old at 13 granted parole."

- Spectrum News - "Steuben County child killer, Eric Smith, to be released from prison after 28 year sentence."

- WHEC - "Copy of parole transcript for soon-to-be-released child killer Eric Smith, details crime, post-release plans."

- WNY/News Now - "Eric Smith Released from prison"

- Podcast - "Great Lakes True Crime - Episode 39: Derrick Robie"