USA TodayWASHINGTON, D.C. — Sen. Cory Booker invoked Martin Luther King and Gandhi Tuesday as he delivered an emotional 10-minute lecture to Homeland Security Secretary Kirstjen Nieslen over her 'amnesia' about whether President Donald Trump made vulgar references to immigrants. "When ignorance and bigotry is alive with power, it is a dangerous force in our country," Booker said.Read more on NewsOK.com