WARSAW, Poland — Polish prosecutors launched a preliminary investigation after a far-right lawmaker described the gas chambers at the Auschwitz death camp as a “fake.” Grzegorz Braun, a member of the European Parliament, has previously been accused of antisemitism, and extinguished Hanukkah candles in parliament with a fire extinguisher in 2023. He was a presidential candidate who won more than six per cent of the votes in the first round of the election earlier this year. Speaking to Poland’s Wnet radio on Thursday, Braun said that “ritual murder is a fact, and such a thing as Auschwitz with its gas...