El-Sayed won despite performing poorly among black primary voters. His coalition skewed younger, whiter, college-educated and progressive. In Detroit, Michigan's largest majority-black city, El-Sayed's opponent won more than 60 percent of the Democrat Senate vote. That may work in a Democrat primary. But will it work in November? Enter Obama. During the 2024 presidential campaign, Obama visited a Kamala Harris campaign office in Pittsburgh and said he wanted to "speak some truths." He complained that enthusiasm for Harris was weaker than when he ran and said the problem "seems to be more pronounced with the brothers." Obama said: "You're coming...