Inside “PGM” Facebook groups, the largest of which has 160,000+ members, where Brazilians collect, share, and memorialize the accounts of the recently deceased

Inside “PGM” Facebook groups, the largest of which has 160,000+ members, where Brazilians collect, share, and memorialize the accounts of the recently deceased  —  Long before the Covid-19 pandemic, Brazilian Facebook users were gathering to memorialize total strangers.