The story behind a photograph showing a 5-year-old black boy touching President Obama's hair--which has been hanging in the West Wing of the White House for more than three years--may be coming to your inbox soon. The New York Times published the adorable back story on Thursday, and it's quickly become the most-emailed article on the Times' website.In May 2009, the child, Jacob Philadelphia, was visiting the White House with his father, a former Marine, who was leaving his 2-year stint working for the National Security Council as part of the White House staff. The father asked to take a...