Joseph Steffen made his long-awaited appearance before a legislative investigative committee today, outlining the role he played in the firing of state employees by the Ehrlich administration and giving testimony that at times seemed to conflict with testimony given earlier by other administration witnesses. "We've got some conflicting testimony here. If witnesses testify under oath and are not telling the truth, it's perjury," said Sen. Thomas "Mac" Middleton, D-Charles, co-chairman of the special legislative committee. --Snip-- Steffen, the self-described "Prince of Darkness" and the key figure in a bitter political dispute over the firing of state employees after Ehrlich was...