Soldiers carry the coffin of President Lech Kaczynski after its arrival in Warsaw on April 11, 2010 a day after his presidential plane crashed in thick fog in Russia killing all 96 people on board in a blazing inferno. Poland faces a period of national trauma after the shock deaths of its president and many top officials, but the NATO and EU member's long-term stability is not at risk, analysts say. The nation was left reeling after a plane crash in Russia on April 10 killed President Lech Kaczynski, lawmakers, the military top brass and the central bank governor as they headed to a memorial for Poles killed in a World War II massacre. AFP PHOTO / JOE KLAMARAFP PHOTO /JOE KLAMAR