hesitation. >> michael shannon believes his ex-wife has turned his sons against him. but against all the odds, she's optimistic to this day. >> it's what they say in egypt, inshalla, it's god's will. they have to come back to the united states. they're united states citizens. >> michael shannon can only hope now for the future. the days his sons each turn 18 and can leave egypt on their own. that is the day he believes they will finally know the truth about their father, that he never stopped fighting for them, that he never stopped loving them, that he never stopped trying to be their dad. >> patty cake, patty cake, bakers man, bake me a cake as fast as you can. >> when a father can't absolutely certain the images he's being shown are the images of his sons, that tells how long, how tragic and how desperate michael shannon's search really is.