| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Opinion: Why teens walk around like zombies | | The American Academy of Pediatrics' new recommendation to start middle and high schools no earlier than 8:30 a.m. is a turning point in the decades-old battle to start school later. Establishing adolescent sleep and school hours as public health issues -- and specifying an earliest acceptable bell time -- should energize communities to stop condemning another generation to chronic sleep deprivation. |
| Ukraine | | Pro-Moscow rebel forces in eastern Ukraine, backed by Russian tanks and armored personnel carriers, battled government forces on two fronts Thursday, a Ukrainian military official said. |
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