FILE =In this April 18, 2011 file picture the alabaster tomb of the late President Lech Kaczynski and his wife Maria Kaczynska who were killed, with 94 other prominent Poles, in a plane crash April 10,2010 in Smolensk, Russia. are seen in the vaults of Wawel Cathedral in Krakow, Poland, The bodies of the presidential couple are being exhumed after dark on Monday, 14 November 2016, for examination on orders from the prosecutors, who are investigating the crash. Also remains of 81 other victims will be exhumed because findings from autopsies carried out in Russia are flawed and unreliable, prosecutors say. (AP Photo/Czarek Sokolowski)