People at a Denver party early this month celebrate the recognition of an amendment to the Colorado constitution legalizing recreational use of marijuana. Brennan Linsley/AP hide caption

toggle caption Brennan Linsley/AP

If that ski run goes bad in Colorado, at least you'll be able to find the best price for a scan of your knee. hide caption

toggle caption

Police gathered at the east entrance of Columbine High School in Littleton, Colo., on April 20, 1999, after two teen students went on a shooting rampage before turning the weapons on themselves. Mark Leffingwell/AFP/Getty Images hide caption

toggle caption Mark Leffingwell/AFP/Getty Images

A Mitt Romney supporter holds up a sign showing her love for Romney and Denver Broncos quarterback Tim Tebow at a rally for the GOP presidential candidate at Arapahoe High School this week in Centennial, Colo. Marc Piscotty/Getty Images hide caption

toggle caption Marc Piscotty/Getty Images

President Barack Obama greets people outside the Old Market Deli in Cannon Falls, Minn., on the Aug. 15, during a Midwest bus tour. The same day he said he likes the term "Obamacare."

Samantha Appleton/The White House hide caption

toggle caption Samantha Appleton/The White House

NPR thanks our sponsors

Become an NPR sponsor