Afghan President Hamid Karzai (center), surrounded by bodyguards, walks through Kandahar city, south of Kabul, earlier this month. The purpose of the president's visit was to consult with and seek the support of locals for an upcoming U.S. and NATO military campaign there to drive out the Taliban. But the operation is meeting resistance. Allauddin Khan/AP hide caption

Supporters argue that traffic cameras increase safety as well as revenues, but angry drivers cry foul. iStockphoto.com hide caption

This baby Eastern screech owl found a home in a family's mango tree in Miami Shores, Fla. The Michot boys named him Bob. Courtesy of Emily Michot hide caption

Contractors clean up lead paint at a contaminated building in Providence, R.I. Chitose Suzuki/AP hide caption

Even the spin of a seemingly random roulette wheel can be predicted if you have the right information, says Antonio Acin of the Institute of Photonic Sciences in Barcelona. iStockphoto.com hide caption

Philadelphia rapper Freeway collaborated with producer Jake One on The Stimulus Package. Courtesy of the artist hide caption