With a few nods and a clear-voiced "yes, ma'am," Stacey Jackson on Wednesday ended her year-long resistance against accusations that she orchestrated an elaborate kickback scheme to rob a federally financed anti-blight program during now-disgraced Mayor Ray Nagin's tenure in City Hall. She struck a plea deal with prosecutors and admitted to U.S. District Judge Mary Ann Vial Lemmon that she was guilty of one count of conspiracy to receive kickbacks involving federal money. She faces a maximum sentence of five years in prison and three years probation, although such a harsh sentence would be rare for first-time federal offenders....