NBC THINK - Lawsuits, nondisclosure agreements and emotional or financial blackmail kept the lid on the secrets of Trumpland for years. But the political career of President Donald Trump, a self-described billionaire, has brought an increase in attention. Now as more and more insiders bust out their own books, Trump and his attorneys are playing an increasingly wild and desperate game of whack-a-mole to keep dissidents, including some very close to home, silent.

In "Too Much and Never Enough: How My Family Created the Most Dangerous Man," officially released on Tuesday, Trump's niece, Mary Trump, becomes the first family member to openly break ranks but only the latest of many critics to face threats for doing so.

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