joining us now is kitty higgins, a former member of the ntsb, the national transportation safety board. she's taken part in a number of crash investigations including the 2009 us airways water landing on the hudson river. miss higgins, thanks very much for being here. i appreciate your time. >> sure. happy to be with you. >> let me ask you if any of the way i explained those developments today strikes you as either irresponsible or wrong. does that seem like a good summary of where we're at? >> no, i think as in most investigations, there are a lot of theories and a lot of speculation in the beginning, but as more experts begin to look at it and put their minds to it we can begin to sort through, the data we have reason to believe it real data coming from different sources and we have very talented people from the ntsb, from the faa, from other governments who are working on this now and it just takes time. i guess i would say we all need to be patient. as impatient as we are, and certainly the families are, to have news of their loved ones. it's going to take a long time to work our w