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- Biographer Tim O'Brien says Trump may have paid Stormy Daniels because he was scared of Melania.
- "I think he was also worried about his marriage getting blown up," O'Brien told MSNBC.
- O'Brien said he thinks Trump was "probably more afraid" of his wife "than he was of the electorate."
A Trump biographer says former President Donald Trump may have paid off adult film actress Stormy Daniels because he was scared of his wife, Melania Trump.
"I don't think he was only worried about his campaign potentially getting blown up. I think he was also worried about his marriage getting blown up," O'Brien told MSNBC's "Deadline: White House" on Sunday.