Abdul El-Sayed, William Lawrence, Donavan McKinney, and Cori Bush could make it another banner primary night for progressive primary candidates.

Abdul el Sayed's rise in Michigan's Senate primary is testing the Democratic Party's winning coalition as the race exposes deep ideological divisions.

Polls point to Abdul El-Sayed defeating Haley Stevens, suggesting his left-leaning platform and Israel critiques were not the turn-offs centrists predicted it would be.