President Barack Obama greets a young child dressed as the Pope and riding in a "Popemobile" as he hands out treats to children trick-or-treating for Halloween on the South Lawn of the White House in Washington, DC. SAUL LOEB/AFP/Getty Images hide caption

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Trick-or-Treating With Princesses, Superheroes And The Pope

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Dallas-area resident James Faulk turned his yard into an Ebola treatment center for Halloween. But he has a serious side: His Twitter account raises funds for Doctors Without Borders, a group active in the fight against the virus. Tom Pennington/Getty Images hide caption

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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

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Geene Courtney models a scarf, skirt, bracelets and a crown made from hot dogs, frankfurters and kielbasa in her role as Queen of National Hot Dog Week, circa 1955. Hulton Archive/Getty Images hide caption

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Radcliffe plays Allen Ginsberg in the new film Kill Your Darlings, about Ginsberg's friendship with Jack Kerouac — and his entanglement with literary provocateur Lucien Carr. Sony Pictures Classics hide caption

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