Because we know what those words mean. We know what policies and ideologies that phrase protects. And we know it's not us.
You are right in that the Grand Jury indictments, specifically the lack of indictments, has caused great stress and fear and anger in the church. I commend you for attempting to pastorally care for the church. Unfortunately, your letter doesn't do that.
It's not all that surprising that people are turning to conspiracy theories for meaning. In an age where most sources of expert authority--teachers, doctors, scientists, lawyers, religious leaders--are increasingly viewed as anywhere from unreliable to outright evil, figuring out who to trust can be a difficult choice.
Content Warning: September 11, injury, death
O Lord, hear my prayer and let my cry come before you.