White House press secretary Robert Gibbs conceded Wednesday that the Obama administration has made some missteps while promoting its healthcare overhaul, but warned doubters that the legislative debate is far from over. "I don't think anybody here believes we've pitched a no-hit game, or a perfect game," said Gibbs, who was bombarded again with questions about whether President Barack Obama will attempt to strip a public insurance option from the final bill or move the overhaul without Republican votes. "I think we just have to continue to be out there," he said. Health and Human Services Secretary Kathleen Sebelius on...