One Baghdad afternoon — and its political aftermath — made Blackwater a household name and tarnished four Americans

On a scorching September 2007 Baghdad afternoon, a 19-man convoy of four armored Blackwater trucks rolled into Nisour Square, one of the city’s most congested and volatile intersections. What happened next would ignite an international firestorm, trigger a yearslong legal battle and leave four American contractors known by their team’s call sign, Raven 23, branded...