Polish Resistance fighter Jan Karski had been interviewed by Lanzmann for Shoah; a quarter-century later, the publication of a new book about Karski which the director perceived as wrongly critical motivated him to mount a rebuttal. The documentary telefilm preserves Karski’s startlingly detailed account of his visits to London and Washington, D.C.—including a meeting with President Roosevelt—in attempting to sound the alarm about the wartime situation in Poland.