 's office, Silbaugh wrote in a January 7 letter, had made an "in camera" request of Bartlett on December 24 for a supplemental warrant that would allow state police to remove the transmission and converter.He told prosecutors they had four days to let the NTSB know of their request, and that it in turn had until January 7 to make any comments to him before he made any ruling.However, Silbaugh told the judge, only on December 31 did Mallery's office even inform the NTSB that it had made the request, and did not go into specifics about the intended removal.