In what was likely her final legislative act in Congress, outgoing Georgia Rep. Cynthia McKinney announced a bill Friday to impeach President Bush. The legislation has no chance of passing and serves as a symbolic parting shot not only at Bush but also at Democratic leaders. Incoming House Speaker Nancy Pelosi, D-Calif., has made clear that she will not entertain proposals to sanction Bush and has warned the liberal wing of her party against making political hay of impeachment. McKinney, a Democrat who drew national headlines in March when she struck a Capitol police officer, has long insisted that Bush...