Ayanna Pressley, the first black woman elected to the Boston City Council in its 100-plus-year history, is taking on a 10-term white male incumbent, Rep. Michael Capuano, in Massachusetts’ 7th Congressional District.

Ayanna Pressley, the first black woman elected to the Boston City Council in its 100-plus-year history, is taking on a 10-term white male incumbent, Rep. Michael Capuano, in Massachusetts’ 7th Congressional District.