WASHINGTON, DC - APRIL 24: U.S. Attorney General Eric Holder says goodbye to Justice Department employees as he leaves the Robert F. Kennedy building with his wife April 24, 2015 in Washington, DC. The first African American attorney general in U.S. history, Holder is leaving his post as the country's highest ranking law enforcement official after six years on the job and will be succeeded by Loretta Lynch. (Photo by Chip Somodevilla/Getty Images)
