> the US has basically made no material progress on policy that could prevent mass shootings Mass shootings vary significantly state to state, in part —I think

> the US has basically made no material progress on policy that could prevent mass shootings Mass shootings vary significantly state to state, in part —I think—due to different gun and mental health laws [1]. [1] https://www.nbcnews.com/health/health-news/mass-shooting-rates-by-state-map-rcna96331 https://www.nbcnews.com/health/health-news/mass-shooting-rat...