House Speaker Nancy Pelosi has had a long week. She's had to explain to donors why White House Press Secretary Robert Gibbs is predicting she'll lose her gavel in the fall, pressure the White House to pay enough attention to House races, and also calm members and end the party infighting. Thursday night, she got a break. At an event hosted by Planned Parenthood on Capitol Hill, Pelosi received rock-star treatment from 300 energetic high-school and college-student volunteers clad in hot-pink T-shirts and flip flops. The students came to Washington from around the country to lobby lawmakers on the implementation...