African-Americans have been an integral part of the White House since it was built in part by slaves. In Family of Freedom: Presidents and African Americans in the White House, veteran U.S. News White House reporter Kenneth T. Walsh traces this sometimes fraught history from its roots all the way to the Barack Obama presidency. As he began his second year in office, Obama's presidency was not going well. His legislation to overhaul the healthcare system was still bogged down in Congress. The unemployment rate, which polls showed was the top concern of most Americans, remained stubbornly high at about...