A trader on the floor of the New York Stock Exchange looks at stocks during the final minutes of trading on May 6. The Dow fell more than 600 points in a few minutes in what became known as the "flash crash." Timothy A. Clary/AFP/Getty Images hide caption
Auburn and Oregon will play for the BCS championship on Jan. 10 in Glendale, Ariz. Above, workers assemble gift bags for fans. Matt York/ASSOCIATED PRESS hide caption
Soldiers from Niger patrol the road between Agadez and Arlit in September. Issouf Sanogo/Getty Images hide caption
Oprah Winfrey, shown during a visit to Sydney in December, is set to launch OWN, the Oprah Winfrey Network, on Jan. 1. Lisa Maree Williams/Getty Images hide caption
George Guarch greets children at the Miami airport in the early 1960s. His daughter, Lynn, says George would carry the youngest children off the planes. Lynn Guarch Pardo hide caption
Then-Delaware Republican Senate candidate Christine O'Donnell talking with family members in between television interviews in September. O'Donnell was subjected to ridicule after a clip surfaced from an appearance years ago on comic Bill Maher's Politically Incorrect show where she mentions dabbling in witchcraft. Rob Carr/AP hide caption
The number of people killed on American roads has fallen by more than 20 percent in recent years, according to a new study. But motorcycle deaths are up. That may be because older drivers are buying motorcycles. iStockphoto.com hide caption