As Republican presidential front-runner Dr. Ben Carson plays defense on accounts that he was offered a full scholarship to West Point and was a youth so troubled that he once tried to stab a friend, new reports of biographical inaccuracies are coming to light. During the aftermath of Dr. Martin Luther King Jr.'s assassination, for example, Carson — then, a junior at Detroit's Southwestern High — claims to have heroically protected a few white students from anger-fueled attacks by hiding them in the biology lab, where he worked part time. But The Wall Street Journalcould not confirm the account through interviews with a half-dozen of Carson's classmates and his high school physics teacher. All of the students remembered the riot, but none could recall white students hiding in the biology lab. Read more http://www.nbcnews.com/politics/201...s-defense-biographical-questions-pile-n459411