they have to present documentation like richard said they have to present death certificate, evidence of income and family members and who was related to whom. but usually they don't do that but the families need to, if they are going to be tasked with that they need to present a masterful plan. they need to demand a lot. >> richard there's a request from families to get independent analysis of the plane data. would an independent analysis would it be helpful at this point? what do you make of that? >> here's the list of questions, anderson that the families have provided or have asked for. there's some 26 questions. i'll give you and example. number 18, what is the statistical probability of the inmarsat calculations being accurate? is the elt within a froebtd compartment. lots of very, very detailed questions. for example, can malaysia government specific the rights