Dayton Ohio | KERA News

Dayton Ohio

Associated Press

As authorities in Ohio try to pin down a motive for the weekend's second U.S. mass shooting and dig into the slain shooter's life, what they find might also help answer another big question looming over the tragedy: What, if anything, could have stopped it?

Associated Press

Ohio: A bar district where friends gathered for drinks on a warm Saturday night. Texas: A Walmart stocked with supplies for back-to-school shopping on an August morning. California: A family-focused festival that celebrates garlic, the local cash crop.

Two consecutive summer weekends. Less than seven days. More than 30 fellow human beings gone in moments, in public places exactly like those where huge swaths of the American population go without a second thought.