official, the government of indonesia has formally requested that the government ask that the u.s. help in the search for missing flight 8501. they are still working through the details and the process but the official request has come in. david, let me turn back to you. i keep hearing that the pitot tube might have been iced over. this is a tube that provides air speed information. don t these aircraft have anti-icing equipment? yes, they do. as a matter of fact, in the air france 447, the dash-1 pitot tube was installed on that aircraft and it was recommended that they be replaced with the dash-2 tube and it has prevention for ice crystals. even though they are heated on the outside, the ice crystals can enter the pitot tube opening and they block that and crystallize there and connect together making a block so that the air speed indicators don t