Original title: 'As an African-American you have to work twice as hard': Obama tells Morehouse graduates he has a 'special obligation' to help less-fortunate black people ----------------------------------- President Barack Obama told graduates from the traditionally African-American Morehouse College yesterday that 'as a black man' he feels a 'special obligation' to help those less fortunate them him. In a personal commencement address to the college in Atlanta, Georgia, the president spoke about racism and how, given different opportunities, he could have ended up in prison or unemployed. President Obama also told graduates of the college, where Dr Martin Luther King Jr...