[cynwoody]

His cell phone bill must have just arrived —

There wouldn't be anything on the bill unless he had actually completed a call. All there would have been would be detail logs from the cell tower(s) involved.

[Uncle Chip]

I should have put a /f because I was being facetious --

They had all this cell phone info from early on as they admitted that interviewing everyone the pilots spoke with on the phone was one of the first things that they did.