They heard it through the grapevines...

"Still, Marentes continues to hear stories of workers dying at home, unaccounted for by government officials. 'A farmworker recently died in La Mesa,' a community 11 miles north of Anthony, he said in May. 'We only knew because her family told us.'

“Nobody,” he added, “can tell you the number of farmworkers who have died in southern New Mexico.”

~ Alicia Inez Guzmán

https://nmpoliticalreport.com/2021/05/27/in-anthony-nm-a-border-community-and-its-farmworkers-find-solidarity-in-the-pandemic/