https://www.siliconvalley.com/2023/01/26/exclusive-mushroom-farm-massacre-was-second-gun-attack-at-half-moon-bay-farm-in-seven-months/

HALF MOON BAY — Just months before an irate worker’s shooting rampage killed seven people at two mushroom farms this week, another disgruntled worker opened fire at one of the farms, this news organization has learned.

The July incident, which involved a man firing through a coworker’s trailer filled with family but failing to hit anyone, takes on chilling overtones now as concerns emerge about working conditions and employee discord at California Terra Garden farm off Highway 92, where the Monday massacre began.