Fox's Ben Carson Defends Calling Obamacare “The Worst Thing That Has Happened In This Nation Since Slavery” Carson: Comparison Being Attacked Because It's “Real Close To The Truth” Written by Media Matters Staff Published 10/27/13 2:42 PM EDT Video file Previously: Fox's Ben Carson: Obamacare “Is The Worst Thing That Has Happened In This Nation Since Slavery” Ben Carson Uses His First Official Fox Appearance To Invoke Socialism In Attack On ACA Fox News Contributor Ben Carson Invokes Lenin In Attack On The Affordable Care Act Inevitable: Fox News Hires Dr. Ben Carson