recorder, which stops transmitting crucial signals that could help locate the wreckage. at this hour, here is what we know in that search. an unnamed source tells malay a malaysia's daily newspaper that investigators discovered the runways near five airports near the end yap ocean loaded into the pilot's homemade flight simulator. obviously, that is a hugely significant headline. we have not independently confirmed that. that comes from a mail daley newspaper in malaysia. officials announced that some data on the simulate her been deleted and gave us a date for that, february 3rd. still it is unclear who deleted the information and what motive they may have had to do that we will talk much more about that this hour, because there's a really big, crucial caveat there the fbi, meantime is now examining the simulators a hard drive as well as computer hard drives belonging to both the pilot and co-pilot. as for the search, a u.s. government source tells us tonight that all evidence points to the southern search corridor. you may remember the northern one went up with the stans, kazhakistan, western china.