Detailed text transcripts for TV channel - MSNBC - 20181224:04:46:00
>> reporter: here it was, the device they searched for on the boat and couldn't find. >> then he said, you need to look at the data that's in this gps. >> reporter: amazing thing. the gps preserved in its memory, in almost infinite detail, its very last trip. which was as follows -- may 4, 2006, around 2:00 p.m., the gps headed out toward cat lean that island. went to the back side, where it seemed to putter around aimlessly in the middle of the night. then returned back to the dock 6:00 a.m. may 5th. that little device seemed to pinpoint the place and time of steven's murder. but how could de...