Brief biographical sketches of six federal prosecutors under investigation for mishandling the trial of former Sen. Ted Stevens. BRENDA MORRIS: A longtime prosecutor with the Justice Department's Public Integrity Section, Morris now serves as its principal deputy. She helped supervise the investigation into disgraced lobbyist Jack Abramoff and has prosecuted corruption cases around the country. She teaches corruption investigations within the Justice Department and is a professor at Georgetown Law School. A graduate of Howard University law school, she served as the lead attorney in the Stevens trial, giving the government's opening statement and cross-examining Stevens. NICHOLAS MARSH: One of...