They also received information from at least one witness who indicated that more material might remain at the residence, people familiar with the investigation said. What judge signs off on might have ? I might fly to the moon if a flap my arms. Judges i have known in the past would demand better and not sign off and I sure would not have ever wasted my time with a might. The F.B.I. has reached out to about a half-dozen people who currently work for Mr. Trump and who might know what documents he may still have in his possession. Now those people should have been contacted before running for a search warrant. You wear out a lot of shoe leather to obtain probable cause for a search warrant.