U.S. President Barack Obama walks out to deliver remarks alongside Human Services Secretary Kathleen Sebelius and other Americans (unseen) the White House says will benefit from the opening of health insurance marketplaces under the Affordable Care Act, in the Rose Garden of the White House in Washington, October 1, 2013. The U.S. government began a partial shutdown on Tuesday for the first time in 17 years, potentially putting up to 1 million workers on unpaid leave, closing national parks and stalling medical research projects. October 1, 2013. REUTERS/Larry Downing (UNITED STATES – Tags: POLITICS BUSINESS HEALTH)