AOC's hot streak on endorsements divides the left

New York Rep. Alexandria Ocasio-Cortez is on a hot streak.In the last month alone, four progressive House candidates she's endorsed in open primaries have cruised to victory, making her an early kingmaker as she weighs a 2028 presidential run.Why it matters: AOC has gotten on a roll by deploying a different strategy from that of her mentor, Sen. Bernie Sanders (I-Vt.) — one that, despite its success, is dividing the left.While Sanders has endorsed dozens of progressive candidates up and down bal...