sentences:  From late 1942, prisoners at Auschwitz, Chelmno, Bełżec, Sobibór, and Treblinka were forced to exhume and burn the bodies, in part to hide the evidence and in part because of the terrible smell pervading the camps.The bodies were burned in open fire pits and the remaining bones crushed into powder.There was almost no resistance in the ghettos in Poland until the end of 1942.