Elon Musk admitted to being “naive” about the recent rise in antisemitism after visiting the Auschwitz-Birkenau concentration camp in Poland on Monday — an experience the tech mogul described as “incredibly moving.” “It hits you much more in the heart when you see it in person,” Musk, the world’s richest person, said after touring the death camp near the Polish city of Krakow. “I think it will take a few days to sink in, frankly.” Musk — who has been accused of allowing antisemitic messages on his social media platform X — acknowledged that he was “naive” about the surge...