Yes. Here what is being emphasized is that the person must be sent literally "in" somewhere, for example, a special room where reporters wait, like a bunch of sharks, for breaking news. He has to be sent "in" there, among all those voracious reporters.
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AnonymousThey often send him in in advance to announce the news to the reporters.
Is double "in" correct in the above sentence? Yes, if they want to note the place of the anouncement.
AnonymousIt has nothing to do with sharks and voraciopus reporters!Anyway, I like the Anon's reply about sharks and voracious reporters. (I'm the one who' posted the "in in" question.)