>

Everything. He was well off. No history of mental illness, no crimes, retired, had a girlfriend. It just doesn’t make sense.
It’s always terrifying to me that this is the deadliest mass shooting in US history to date and it’s barely even a blip on the radar. :( >

And wr still don't know why either. >

No, like I literally say in my comment, I was responding to your original claim that the FBI had determined that that was his motive, which you have now removed from your comment. >

Crazy that we still don’t know the motive behind the shooting. >

Why is it such a mystery?  What makes it different from other mass shooters?