The Obama Administration remains addicted to the "Chicago Way" of hardball politics. One of the clearest examples was last June's firing by the White House of Gerald Walpin, inspector general of the government service program AmeriCorps. Mr. Walpin complained at the time his ouster was due to his dogged investigation of misspent AmeriCorps money in a program run by Sacramento Mayor Kevin Johnson, a major Obama backer. Mr. Walpin's firing by the White House was done in direct contravention of a 2008 law meant to protect inspectors general from political retribution. Mr. Obama himself co-sponsored the law as a Senator....