[LeoWindhorse]

It will be interesting to find out who did this . Could be a light skinned Islamo ISIS jihadist . We will soon see

[Enterprise]

There are so many possibilities aren't there?

Personal grievance against the pastor or some other member of the church.

White supremacist.

Grievance because a family member or a friend was the victim of black violence.

Person whacked out on meth, or using prescription drugs for stress.

Islamic terrorism.