Hasan Piker’s latest inflammatory comments about American Jews have drawn condemnations from Republicans and top Democrats alike. But among progressive operatives, there appears to be little appetite for cutting the socialist streamer loose.Piker has built an audience of millions over nearly a decade on Twitch, where his mix of left-wing politics, pop culture, and deliberately provocative commentary has made him one of the most influential voices among young progressives. This election cycle, that online influence increasingly spilled onto the campaign trail, with Piker emerging as a prominent surrogate for left-flank candidates, including declared members of the Democratic Socialists of America.Piker,...