It’s important the crowd of mangy white supremacists who broke into the Capitol a few weeks ago are labeled as terrorists. But do the same for the cops letting them into the building and posing for selfies, the cops participating in the insurrection and the cops who engage in acts of terrrorism on the daily.

On Saturday evening, our world was once again rattled by shrapnel, terror and unanswered questions. One follows the other succinctly and without falter. The questions haunt us more often than not, as scary...