The Colorado Springs shooter identified as non binary.
The Denver shooter identified as trans.
The Aberdeen Drug Store Warehouse shooter identified as trans.
The Nashville shooter identified as trans.
The Discovery Channel shooter in Md was Gay
I suspect some of the rest of the shooters are also LGBTQIA+.
And nearly all of them are Democrats.
So the common thread amongst them all is
mental illness.
Democrat Party. The party of Misery, Violence and Hate.