Excerpt:

Sen. Bernie Sanders (I-Vt.) appeared to deliver Ossoff a blow last week when he said he didn’t know whether Ossoff is a progressive. But Ossoff brushed off the slight, and Sanders later endorsed him — although the former Democratic presidential candidate still didn’t call Ossoff a progressive.

“To the degree he can move to the middle and sustain a positive message, that will be helpful,” said Richard Barke, a political science professor at Georgia Tech.

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