As idiotic as this sounds, it prevents the argument that the USBP is profiling, ask everyone the same question.
Remember a van load of "marines" was stopped in SoCal and their name tapes were all the same? None knew when the birthday of the USMC was and that's blasphemy to a real Marine.
Great little story. I believe it, let's get that straight. Can you rummage up a link to it? I'd like to see all the details. It's quite a bit more effort than we see from the Mexican coyotes.