They Will Do Anything to Protect Rove

AMERICABlog says it best:

So, a decision about a critically important decision of the president (Sup Ct nomination) was co-opted for political expediency in order to draw attention away from another critically important decision of the president that was co-opted for political expediency (the decision to invade Iraq).

Reference Bloomberg:

Bush accelerated his search for a Supreme Court nominee in part because of special prosecutor Patrick Fitzgerald's investigation into the leak of a CIA agent's name, according to Republicans familiar with administration strategy.

For Bush everything is politics and power.