(NEWSER– Weeks after returning home from the hospital, Nelson Mandela was admitted again last night for a lung infection. South African president Jacob Zuma is calling on the world to offer its support to the 94-year-old icon, NBC News reports: "We appeal to the people of South Africa and the world to pray for our beloved Madiba and his family and to keep them in their thoughts," Zuma said. "We have full confidence in the medical team and know that they will do everything possible to ensure recovery." Mandela, who CNN notes was conscious when admitted last night, was hospitalized for weeks in December with a lung infection and has battled respiratory problems for years.

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