Optional memorial of Saint Teresa Benedicta of the Cross, virgin and martyr (†1942 Auschwitz, Poland). Jewish by race and religion, she converted to Catholicism in 1921 and became a Carmelite in 1933. In 1942 she was  confined in the Auschwitz extermination camp, where she died in the gas chambers. She is a co-patroness of Europe with Saint Bridget of Sweden and Saint Catherine of Siena.