many miles to the north of you to beijing where david mackenzie is standing by. david, look, this has been a very promising weekend in terms of developments because there have been so many days when there have been none or few. how are the families taking all of this new news of not only the change in the path of that plane but also three different receptions of pingers? >> reporter: well, the families really are jaded. in the last few days, even a week ago, the search seemed to have reached some kind of pl plateau. now there's a new energy to the search and new evidence they might be -- at least signs they might be closer to some resolution in this. still the family members we've spoken to really want more physical evidence before they make any conclusions. take a listen. >> maybe this is a time, maybe the next couple of days, next couple months, next couple years we will find the ending. but there will be a time that it will end. >> reporter: they just want that ending. many of the family members i've spoken to are exhausted at this point, ashleigh. just becaus