When he emerged from his home Thursday morning, Toronto Mayor Rob Ford found reporters in his driveway. As they peppered him with questions, he shouted that they had to get out of his way. He didn't respond to questions about a video that allegedly shows him smoking crack. Mark Blinch /Reuters /Landov hide caption

itoggle caption Mark Blinch /Reuters /Landov

The Witch Head nebula, a spooky image from NASA. But is it scarier that more than half of adults think about the best way to eat candy corn? NASA.gov hide caption

itoggle caption NASA.gov

Boston Red Sox relief pitcher Koji Uehara points to the sky as he and his teammates celebrate their World Series victory Wednesday. Rob Carr/Getty Images hide caption

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In the northern Syrian city of Aleppo last month, there was a class about how to protect against chemical weapons attacks. J.M. Lopez/AFP/Getty Images hide caption

itoggle caption J.M. Lopez/AFP/Getty Images

September 2010: President Obama at an event in Falls Church, Va., where he answered questions about his health care plan. Dennis Brack/pool/Getty Images hide caption

itoggle caption Dennis Brack/pool/Getty Images

Invader? No, it's a man dressed as one in 1988. He was in Grovers Mill, N.J., at a 50th anniversary celebration of The War of the Worlds broadcast. Chris Lischy/AP hide caption

itoggle caption Chris Lischy/AP

Health and Human Services Secretary Kathleen Sebelius as she was sworn in prior to the House Energy and Commerce Committee hearing Wednesday. Alex Wong/Getty Images hide caption

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Marilyn Tavenner, administrator of the Centers for Medicare & Medicaid Services, during her testimony Tuesday on Capitol Hill. Shawn Thew/EPA/LANDOV hide caption

itoggle caption Shawn Thew/EPA/LANDOV