A new Polish commission reinvestigating the 2010 plane crash that killed President Lech Kaczynski and 95 others accused its predecessors on September 15 of doctoring evidence and manipulating facts.The crash near Smolensk airport in Russia was one of Poland's worst tragedies since World War II. Among the dead were military commanders, state officials, lawmakers, and public figures, and it further strained relations with Moscow.
