"It did not impact the all-white jury, which found Roy Bryant and J.W. Milam innocent of Till’s murder. Both men later admitted in a national publication to killing Till because they found the young boy’s self-confidence and refusal to adopt racial deference threatening to their strong belief in white supremacy."

That's why white racists demanded to see Barack Obama's birth certificate.  A superbly educated African-American president threatened their belief in white superiority.  The tragedy is that the leader of the white racists was elected after Obama.