Hannity, Cuban debate Trump tariffs: 'How did you become a billionaire? Do I need to buy you a calculator?'

Hannity, Cuban debate Trump tariffs: 'How did you become a billionaire? Do I need to buy you a calculator?'
Fox News' Sean Hannity challenged billionaire Mark Cuban on "Hannity" Tuesday after the entrepreneur and Dallas Mavericks owner praised ObamaCare as Joe Biden's "biggest accomplishment" last week.