Four people were on the camping trip when two-year-old DeOrr Kunz Jr. vanished in 2015. His mother, father, great grandfather and the odd man out, Isaac Reinwand.

As the search for answers became more desperate, the family all started pointing the finger at Isaac. Hear what Isaac himself had to say about the accusations in episode three of our 6-part KTVB exclusive series "Little Man Lost."

WATCH EPISODE 1: Gone without a trace: What happened to DeOrr Kunz?

WATCH EPISODE 2: DeOrr’s family turns on each other when questioned

WATCH EPISODE 4: Suspects named in disappearance of DeOrr Kunz

WATCH EPISODE 5: Why private investigators quit the DeOrr Kunz Jr. case

WATCH EPISODE 6: DeOrr’s mother talks about accusations against her

What do you think happened to DeOrr? Send your theories, questions, and tips to the producers of Little Man Lost. Email: atticus@11alive.com

Full investigation: http://www.ktvb.com/littlemanlost