Daily Briefing: Stepping into the Breach

•NSA eavesdropping may face legal challenges in Florida, Ohio, Oregon, and Virginia; White House insists thatBushhas acted properly. Prosecutor: "If I'm a defense attorney, the first thing I'm going to say in court is, 'This was an illegal wiretap.'" [ NYT ]

•Democrats divided over '08 primary schedule. [ WP ]

•Anti-war sentiment does not appear to be eroding support of Sen.Hillary Clinton. Director of MoveOn.org: "The genius ofBill Clintonis that he was always perceived as loyal to his base. But we didn't have an issue during his presidency that was as divisive as Iraq." [ NYT ]

•GOP strategist is criticized for taking on Mexico as a client. [ NYT ]

•Advocacy group called Move America Forward staunchly defends the war in Iraq with new ad campaign. Co-founder: "The White House has really done a poor job of getting the message out, which is why we've had to step into the breach." [ WSJ ]

•Liberal Democrats may alienate moderates with recent stances on national security. DLC memo: "In shaping alternative policies -- particularly on national security, terrorism and Iraq -- Democrats have to be extremely careful to avoid reinforcing the negative stereotype that has cost us so much in the last two national elections." [ WT ]

•Chief JusticeJohn Robertsbrings humor and social skills to the Supreme Court; "there are signs he will be a more dynamic chief than his predecessors." [ USAT ]

•The first dog to walk on the Senate floor dies. [ WP ]