The new documentary “D.B. Cooper: The Real Story” claims to have solved America’s only unsolved hijacking. Walter Reca revealed to long-time friend Carl Laurin, over a series of recorded conversations before his death in 2014, that he was D.B. Cooper. Now, Laurin has teamed up with filmmaker Dirk Wierenga to tell Reca’s story. Wierenga joins Think Out Loud.