The American Israel Public Affairs Committee (AIPAC) has spent more than $24 million to defeat progressive candidates in this year's Democratic primaries. The United Democracy Project (UDP), an AIPAC-affiliated super PAC, has already spent $24.2 million on Democratic primaries this cycle, including millions that it raised from top Republican megadonors like Paul Singer and Bernard Marcus. The money has helped AIPAC-backed candidates wipe out progressives in primaries in Michigan, Maryland, North Carolina, Pennsylvania, Texas, California and Ohio. UDP and other pro-Israel groups tied to AIPAC – Democratic Majority for Israel (DMFI), Urban Empowerment Action PAC and Pro-Israel America PAC —...