BY rights, Eva Clarke should be dead. She was born in a Nazi extermination camp where all mothers and their children were killed in the gas chambers. 10 Eva Clarke, 79, spoke to The Sun about her incredible story of survival against the odds to mark Holocaust Memorial Day Credit: Arthur Edwards / The Sun 10 Eva was born to her mother Anka in a Nazi extermination camp 10 The entrance to the German concentration camp of Auschwitz-Birkenau in Poland Credit: Getty But the day before Eva’s emaciated mother gave birth to her in a filthy cart surrounded by dead...