The Republican loss in the special election for Louisiana's Sixth Congressional District last Saturday should be a sharp wake up call for Republicans: Either Congressional Republicans are going to chart a bold course of real change or they are going to suffer decisive losses this November. The facts are clear and compelling. Saturday's loss was in a district that President Bush carried by 19 percentage points in 2004 and that the Republicans have held since 1975. This defeat follows on the loss of Speaker Hastert's seat in Illinois. That seat had been held by a Republican for 76 years with...