reporter: tonight the israeli military publishing video of what it says is an operational tunnel inside the al shifa hospital complex. the idf has been operating around the complex for days, closing in on what they long asserted was a hub of hamas activity. ak-47s. we see handcuffs. reporter: doctors and health officials in the hamas-run enclave have denied those accusations. but this, the israeli military says and this is where they choose to hide everything. reporter: is part of the evidence they had promised as the idf continues its operation in the hospital complex that began early wednesday morning. it s not just the credibility of the idf and israel that s at stake. president joe biden says he feels absolutely confident hamas is there as the u.s. throws its weight behind israel. the first war crimes being committed by hamas by having their headquarters, their military hidden under a hospital. reporter: on thursday gaza again found itself under a total
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.