Argentina's President Cristina Fernandez unveiled her plan to replace her country's intelligence service with a new agency. She delivered a televised speech while seated in a wheelchair in Buenos Aires. Reuters/Landov hide caption

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Close-ups of a curious surface texture on Comet 67P nicknamed "goosebumps," all of them at a scale of around 3 meters and spanning areas more than 100 meters. ESA/Rosetta/MPS hide caption

itoggle caption ESA/Rosetta/MPS

Tom Brady of the New England Patriots hands the ball off to LeGarrette Blount during the AFC Championship Game. The Patriots are being investigated because of game balls that were improperly inflated. Elsa/Getty Images hide caption

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A frilled shark swims in a tank after being found by a fisherman off Japan's coast in 2007. One of the rare creatures was recently caught in Australia, shocking fishermen. Awashima Marine Park/Getty Images hide caption

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Demonstrators remember Michael Brown on Martin Luther King Jr. Day, marching from the apartment complex where Brown was killed to the Ferguson police station. A federal inquiry has found no evidence that officer Darren Wilson violated Brown's civil rights, sources tell NPR. Scott Olson/Getty Images hide caption

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