reporter: we ve gotten a few new details from the state department but first let me read to you from that security alert from the embassy. they say the u.s. embassy has been made aware of a potential threat against u.s.-associated hotels and banks in surabaya. the u.s. embassy recommends heightened vigilance ofand awareness. now, what we also heard from a state department official is whenever the u.s. government receives credible specific and noncounterable threat information, they have an obligation to share that information with u.s. citizens. they also say that so far they don t know of any kind of direct connection between the airasia flight and this threat. we also don t know from the state department yet how serious this threat is. we also don t know where it s coming from or what the specific threat is, fred. and now what about those who are traveling to that part of the region? any warnings that they are receiving? reporter: well they re not discouraging travel from the
main wreckage. and there s a lot of hope in the sunday search. reporter: yeah fredricka, a lot of hope indeed when the sun comes up in three to four hours now in surabaya. out in the search zone that s several hundred kilometers northwest of where i am. conditions expected to improve drastically, that is really important. we ve been seeing waves, 10 to 12 to 16-foot range. choppy seas making it really really difficult for divers to get in and out of the water. we re told by search officials that up to 90 divers are onsite or on their way. that s a lot of manpower. if they can t get in or out to do their job, it s definitely going to slow things down. about those objects, we re told by the head of indonesia s search and rescue agency that they have sonar imaging of them. that gives the shape of the object that it s definitely man made. in some senses we re told that a
investigations? reporter: yeah fred i think at this point in the investigation, we don t know what happened to 8501 so everything has to be taken into account. what we do know about the violation you re mentions is that yaidz did not have a license to fly from surabaya to singapore on sunday. they had a tlons fly other days of the week but specifically not on sunday. the transportation ministry calling that a serious violation. they re launching an investigation, not only into yarz s practices, but they re looking at airline practices across indonesia. we tried to get in touch with the ce ovnlt of airasia indonesia for comment. he did tell a local tv station that they re cooperate twhag probe. in the meantime their service on that route has been suspended, pending the investigation. perhaps it s not connected but we ll see what happens in the days ahead. certainly, the words serious
a dry suit is totally seal ted wrists. the boots are incorporated in it. and has a zipper that closes at the neck. that way, you have a helmet. this is considered a lighter one. but it s incredibly heavy? 37 pounds. reporter: divers will be hooked up to a command center like this one. these instruments right here are telling us what the depths of the divers are at. this is the pressure going through them. the main air. standby air. emergency air. diver one, diver two, diver three. reporter: he says the divers will probably be under water for up to 80 minutes at a time. under which they ll end up inside a decompression chamber to recover. you can get down in this thing it will have jagged edges, torn fuselage. things all over the place. it s going to be dark inside. a lot of things for a diver to get snagged on the umbilical to get tied up on. reporter: then the emotional
recent flu-related deaths is a 3-year-old girl in iowa. her parents say she went from perfect health with no pre-existing conditions and became severely dehydrated in pain. then rushed to a hospital in des moines where she later died. just a few days after showing initial signs of the flu. another tragic case in minnesota. 7-year-old ruby hanson died christmas eve. her mother believe shed might have survived had she not had a pre-existing medical condition. the flu would not have done her in had she not had gervais syndrome. seizure was caused by the flu. reporter: by the centers for disease control, it is showing that the flu has reached an epidemic level in the united states. one of the strains making people sick this season has mutated causing this year s vaccination to be less than optimal for protection. the most common virus that