March 3: District of Columbia Police Chief Cathy L. Lanier, left, U.S. Attorney Jeffrey Taylor, and Mayor Adrian M. Fenty, make an announcement about developments in the Chandra Levy case in Washington. An arrest warrant was issued Tuesday for an imprisoned Salvadoran immigrant in the killing of federal intern Levy, which accuses Ingmar Guandique of killing Levy on May 1, 2001, as she jogged through Washington's Rock Creek Park, said Taylor.