Bernie Sanders launches his 2020 presidential campaign at Brooklyn College by sharing his personal story of parents who were immigrants from Germany during the Nazi period. His father made a living selling paint to hardware stores and the family struggled in the early years. He tells students he lived only a short distance away growing up "in a three and half room rent controlled apartment, and going to quality public schools." Mr. Sanders is the top choice in the early primaries including New Hampshire, competing with former vice president Mr. Biden. His campaign raised $10 million in just two weeks at the beginning of the campaign. He is campaigning for Medicare for All, $15 minimum wage, tution free public college. With Mr. Corbyn leading the Labor party in Britain in a new direction, Mr. Sanders is leading the Democratic Party in a new direction, both supporting the pro-working class traditional policies of their parties for most of the twentieth century. ...