Dr. Ben Carson wants to run the Department of Housing and Urban Development. So today in his confirmation hearing, I asked him a simple question: Can you assure us that not a single taxpayer dollar that HUD controls for housing development grants and loans will financially benefit Donald Trump and his family’s real estate empire? Dr. Carson danced around the question, because here’s the truth: he can’t make that promise. We don’t know all of Trump’s business deals because he’s never released his