>> he said that to your mother? >> uh-huh. >> they'll never hold me accountable for this? >> uh-huh. >> why did he say that? >> because i don't think he feels the need to be held accountable for the things that he does. >> power? >> yeah, power, and doesn't have to play by the same rules that other people have to. >> the rules. to investigators, it did seem like joel courtney thought he was playing a game. the inmate whose sister said he had above-average intelligence knew that without physical evidence or brooke's body, it would be nearly impossible for investigators to charge him with murder. by the spring of 2005, fbi scientists were working feverishly, examining every inch of that green minivan joel once drove, hunting for dna evidence. on the day marking the first anniversary of brooke's abduction, her family and police dutifully held a news conference. privately, the family had held the secret for months that police had a strong suspect and that brooke was likely no longer alive.