Polish Prime Minister Donald Tusk kneels in front of a memorial dedicated to the victims of a presidential plane crash during commemorations marking the second anniversary of the accident, at the ... more 
Polish Prime Minister Donald Tusk kneels in front of a memorial dedicated to the victims of a presidential plane crash during commemorations marking the second anniversary of the accident, at the Powazki cemetery in Warsaw, Poland, Tuesday, April 10, 2012. Exactly two years ago a plane with Polish President Lech Kaczynski, his wife and officials crashed in Russia, killing all on board. (AP Photo/Alik Keplicz) less 
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Associated Press | Photo By Alik Keplicz
Tue, Apr 10, 2012 8:19 AM EDT