[Antoninus]

Data published by the Massachusetts Department of Public Health this week showed a total of 19,443 breakthrough COVID-19 cases in the state since the beginning of the pandemic, up from 15,739 cases reported as of Aug. 24. Of the breakthrough infections, at least 144 fully vaccinated people have died of the novel coronavirus, up from 131 deaths reported last week.

From the above article.

144 Fully Vaccinated Massachusetts Residents Die Of COVID-19; 19,443 Breakthrough Cases Recorded

At some point, you can't call the breakthrough cases "rare".

[tlozo]

144 Fully Vaccinated Massachusetts Residents Die Of COVID-19; 19,443 Breakthrough Cases Recorded

Article states that there are a total of 144 fully vaccinated deaths of covid since the start of the pandemic in MA. Thats 144 deaths out of 18,272 covid deaths in Massachusetts.