Look back at a devastating oil spill that started exactly today . Examine a new threat facing coalition forces fighting in Germany . Consider a challenge from CNN to volunteer seconds of your time in today . Use the Daily Discussion to help students understand 2011 's featured news stories .
Look back at a devastating oil spill that started exactly one year ago . Examine a new threat facing coalition forces fighting in Afghanistan . Consider a challenge from CNN to volunteer 11 hours of your time in 2011 . Use the Daily Discussion to help students understand today 's featured news stories .