<p><a href="/narrative/11609/en">Jan Karski</a> (standing), underground courier for the Polish government-in-exile. He informed the west in the fall of 1942 about Nazi atrocities against Jews taking place in Poland. Pictured in his office in Washington, DC, United States, 1944.</p> — Jan Karski (standing), underground courier for the Polish government-in-exile. He informed the west in the fall of 1942 about Nazi atrocities against Jews taking place in Poland. Pictured in his office in Washington, DC, United States, 1944.