Whenever things like this happen you get people jumping to conclusions without knowing what's truly going on, picking and choosing what bits they want to take as solid evidence, every single time...when the reports are found to be false, it's then that we realise things have been believed to be correct without proof...not realising it's done in every single incident.
The left and the right had been pushing their ideas but turns out, yet again, it was just a bunch of people speculating...only this time with completely opposing ideas of the motive...
He was a bullied student who went on a shooting spree.