House Speaker Nancy Pelosi may well have committed a felony in traveling to Damascus this week, against the wishes of the president, to communicate on foreign-policy issues with Syrian President Bashar Assad. The administration isn't going to want to touch this political hot potato, nor should it become a partisan issue. Maybe special counsel Patrick Fitzgerald, whose aggressive prosecution of Lewis Libby establishes his independence from White House influence, should be called back.

The "Logan Act" makes it a felony...