The Acting President of Poland Bronisław Komorowski at the meeting with President of Russia Dmitry Medvedev in Kremlin. President Medvedev reaffirmed Russia’s fundamental position of ensuring maximum transparency in investigating the causes of the accident. Besides, during the meeting Russia’s President stressed that the declassification of the Katyn files will continue and handed over to his Polish counterpart 67 volumes of this criminal case numbered 159.