Mark J. Rochester is assistant chief of bureau for The Associated Press in San Francisco. He has been assistant managing editor/Sunday of The Denver Post, supervising national and international reporting desks, as well as investigative projects and one of the nation’s largest Sunday circulation newspapers. He coordinated coverage of the war in Iraq, the space shuttle Columbia disaster and investigations into sexual assaults in the military. He previously was enterprise editor at Newsday and an assistant managing editor for investigations and special projects at The Indianapolis Star. He has also worked as a reporter at The Milwaukee Journal, The Grand Rapids (Mich.) Press, and The Lafayette (Ind.) Journal and Courier. He has served on the board of directors of Investigative Reporters and Editors.