The new parents "are elated with her arrival," we hear. "Alina feels good," and it was a "smooth delivery," says the source.

Billionaire John Paulson is engaged to his much-younger girlfriend, sources tell Page Six, while he’s still embroiled in a bitter divorce battle with his ex. The Wall Street giant ditched Jenny ...

Hedge fund manager John Paulson became a Wall Street legend after betting big against subprime mortgages ahead of the financial crisis. Produced by Eames Yates Follow BI Video: On Facebook More ...