israeli military announcing it is now conducting a targeted raid against hamas in a specified area of allal that is a senior u.s. administration official tells us that the tunnels beneath the hospital are extensive and multi-layered. it's believed there are hundreds of hamas fighters in there with communication equipment and booby- booby-traps. the israeli military taking us deep into the heart of gaza city. this is what much of northern gaza looks like as israeli military continues its mission to destroy hamas. the roads ground into dust. everywhere in the city of over 1 million people, those apocalyptic scenes. we embedded with the military to see the children's hospital they say is used as a hamas command center. we're inside this armored fighting vehicle going against the rentissi specialized children's hospital that's been evacuated. hospitals the focus of international concerns as conditions deteriorate. israel saying hamas and jihad have been using hospitals like al shifa and the tunnels beneath them to hold hostages and wage war against the israeli military. now the biden administra