FBI Director James Comey is pictured earlier this month during his swearing-in ceremony at the Justice Department in Washington, D.C. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP

Newly minted FBI Director James Comey speaks at a swearing-in ceremony last week at the Justice Department in Washington, D.C. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP

Former Deputy Attorney General James B. Comey waits to testify before the Senate Judiciary Committee in Washington on May 15, 2007. NPR has learned that Comey is in line to become President Obama's choice as the next FBI director. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP