A Mamdani-backed progressive’s challenge to a veteran Democrat highlights party fractures

The divides between the Democratic old guard and a new class of progressive challenger were on sharp display on Tuesday night as a congressional candidate in New York’s 13th District apologized for past disparaging remarks about Kamala Harris.

​ The divides between the Democratic old guard and a new class of progressive challenger were on sharp display on Tuesday night as a congressional candidate in New York’s 13th District apologized for past disparaging remarks about Kamala Harris. Read More Breaking News, Latest News and Videos | CNN