protect, was a classmate, a friend, or a close relative. After this incident, Carson said he began reading the Book of Proverbs and applying verses on anger. As a result, he states he "never had another problem with temper". In his various books and at campaign events, he repeated these stories and said he once attacked a schoolmate with a combination lock. Nine friends, classmates, and neighbors who grew up with him told CNN in 2015 they did not remember the anger or violence he has described. In response, Carson posted on Facebook a 1997 Parade magazine issue, in which his mother verified the stabbing incident. He then questioned the extent of the effort CNN had exerted in the investigation. Carson has said that he protected white students in a biology lab after a race riot broke out at his high school in response to the assassination of Martin Luther King Jr. in 1968. The Wall Street Journal confirmed the riot but could not find anyone who remembered Carson sheltering white students. College Carson's SAT college admission test scores ranked him somewhere in the low 90th percentile. He wanted to attend college farther away than his brother who was at the University of Michigan. Carson says he narrowed his college choices to Harvard or Yale but could only afford the $10 application fee to apply for only one of them. He said he decided to apply to Yale after seeing a team from Yale defeat a team from Harvard on the G.E. College Bowl television show. Carson was accepted by Yale and offered a full scholarship covering tuition, room and board. In 1973, Carson graduated with a B.A. degree in psychology from Yale "with a fairly respectable grade point average although far from the top of the class". Carson does not say in his books whether he received a college student deferment during the Vietnam War. He does say that his older brother, then a student at the University of Michigan, received a low number (26) in the first draft lottery in 1969 and was able to enlist in the Navy for four years instead of being drafted, whereas he received a high number (333) in the second draft lottery in 1970. Carson said he would have readily accepted his responsibility to fight had he been drafted, but he "identified strongly with the anti-war protesters and the revolutionaries" and enthusiastically