The Capitol is mirrored in its reflecting pool early Tuesday, as the partial federal shutdown began. But there's a battle still to come in which the stakes are even higher. J. David Ake/AP hide caption

Nonprofits are looking to help people sign up for insurance coverage in Florida. iStockphoto.com hide caption

A sign warns would-be buyers at the Annapolis Gun Show in Annapolis, Md., in September of the state's pending gun control law. The new law, which took effect Tuesday, bans the purchase of many types of assault rifles. Andrew Harnik/The Washington Times/Landov hide caption

Private companies are collecting your personal data. iStockphoto.com hide caption

Shutdown signs have been posted at the National Museum of American History and other Smithsonian Institution museums, which will remain closed as long as the government is. Chip Somodevilla/Getty Images hide caption

Assisters get up to speed on how best to explain the new health coverage choices during training on Sept. 25 at the Omni Shoreham Hotel in Washington, D.C. Morgan Walker/NPR hide caption

Colorado has taken its own route to building a health exchange. iStockphoto.com hide caption

From left: pianist Ethan Iverson, drummer Albert "Tootie" Heath and bassist Ben Street. John Rogers/Courtesy of the artist hide caption