AOC sides with Bernie-backed progressive in Senate primary clash with Schumer establishment

Progressive champion Rep. Alexandria Ocasio-Cortez is taking sides in a high-profile Democratic Senate primary that's seen as the next major showdown between the far left and the party establishment. Ocasio-Cortez on Thursday endorsed Abdul El-Sayed in battleground Michigan, in the race to succeed retiring Democratic Sen. Gary Peters. El-Sayed, who if elected would make history as the nation's first Muslim senator, has long been backed by another progressive champion, Sen. Bernie Sanders, I-Vt. He is facing off with two more moderate candidates, including centrist Rep. Haley Stevens, who is tacitly supported by Senate Minority Leader Chuck Schumer, D-N.Y. Schumer and...