As voters in several states cast their ballots in primary elections Tuesday, we look at one of the most high-profile races between Missouri Congressmember Cori Bush and St. Louis County prosecuting attorney Wesley Bell, who is challenging her for the Democratic nomination. Bush, a member of the progressive Squad," is one of the most outspoken advocates for Palestine in Congress, and the powerful pro-Israel lobby group AIPAC has poured over $8 million into the race in an effort to defeat her. It's all meant to push out someone who stands up for Palestinian rights," says Michael Berg, a Bush supporter, whose recent essay in The Nation is titled I'm a St. Louis Jew. Here's Why I'm Backing Cori Bush."