Who are the two characters that are considered to be crazy by the other Jews?

Moishe the Beadle is considered crazy after he narrowly survives a Nazi firing squad and attempts to warn the citizens of Sighet about the impending arrival of Nazi troops. Moishe the Beadle is a foreign Jew who is one of the first people expelled from the village. He is taken to the Galician forest, where he witnesses atrocities and is shot in the leg. Fortunately, Moishe survives the firing squad and travels back to Sighet to warn the Jewish community. However, the Jewish citizens do not believe his story and think that he is crazy.
Mrs. Schächter is another person who is considered crazy by the other Jews in the novel. Mrs. Schächter loses her mind after being separated from her husband and two sons. While traveling in the cattle cars to Auschwitz, Mrs. Schächter begins hallucinating and screaming that she sees massive flames. The other Jewish prisoners become unnerved and decide to bind and gag Mrs. Schächter.