David Broder thinks that President Obama, even in abandoning positions he took during the campaign, "clearly has taken on the mind-set and priorities of a commander in chief -- and he is unlikely to revert back." Karl Rove agrees (domestic policy is another matter). Obamaï¿½s speech this morning, which White House spokesman Robert Gibbs said would cover "military commissions . . . photos, state secrets, transparency and protecting our national security," will be worth reading.