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- Trump issued a siren call for his supporters to "protest" and "take our nation back" on Saturday.
- He made the call after claiming without evidence that he will be arrested Tuesday.
- His lawyers and advisors said they have no knowledge of an impending arrest.
Former President Donald Trump called on his backers to "protest" and "take our nation back" in an all-caps Truth Social post Saturday in which he predicted his own arrest, despite a lack of evidence he has been charged in an ongoing case before a New York grand jury.