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Photos, videos, and ongoing updates from the political upheaval in Egypt
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Andrew O'Brien discusses the challenges and lack of options for veterans who suffer from post-traumatic stress disorder
Monaghan discusses the film which explores the strain deployment puts on military families
Former US Ambassador to NATO Kurt Volker weighs in
Ali Velshi says it's time to move away from the politics of envy and focus on solutions
Sam Polk made millions on Wall Street but realized he needed to give up the high life – and his whole belief system