Polish Presidential Chancellery acting chief Jacek Michałowski, 2nd left, attends the ceremony for delivering files from investigation into the Katyn massacre of Polish officers from Russian Prosecutor's Office to Polish top officials.

08.05.2010#645827

The files from investigation into the Katyn massacre of Polish officers delivered in a ceremony from Russian Prosecutor's Office to Polish top officials.

08.05.2010#645826

The files from investigation into the Katyn massacre of Polish officers delivered in a ceremony from Russian Prosecutor's Office to Polish top officials.

08.05.2010#645825

Polish Presidential Chancellery acting chief Jacek Michałowski, center, attends the ceremony for delivering files from investigation into the Katyn massacre of Polish officers from Russian Prosecutor's Office to Polish top officials.

08.05.2010#645824