NEW: Holocaust survivor Jerry Warstki shreds Kamala Harris, says her comparing Trump to H*tler is the "worst thing" he has heard in his 75 years of living in the U.S. "H*tler invaded Poland when I was 9. He m*rdered my parents & most my family," the 94-year-old said. "I know t.co/LYS1jtlX9L