Pulitzer Prize winning investigative journalist David Cay Johnston joins Tara this week in an explosive conversation about the tangled financial improprieties of Donald Trump and people he's associated with over the last three decades. Is Trump a tax cheat? Who is Felix Sater? How entangled are Trump's business's with Russian money? David reveals what he's uncovered over the years covering Trump. He also discusses his latest multi-part report on "The Koch Papers" focusing on questionable financial dealings of William Koch, brother of billionaires Charles and David Koch. David founded the online journal DCReport.org and is the author of seven books including "The Making of Donald Trump" and "It's Worse Than You Think; What the Trump Administration is Doing to America."

Tara takes on the latest political hot topics.