With white residents more likely to live past the age of 75, more likely to be digitally literate, more likely to be proficient in English, more likely to own a car, and more likely to have flexibility in their jobs, Chang-Diaz says it’s clear who is getting those advantages in the state’s vaccine rollout. “You could not find a more textbook case study of structural racism if you tried,” she said. “Eight months after George Floyd, nine months after watching COVID rip through Chelsea and Dorchester and East Boston like they were foreign countries … when will we learn this...