History gets recorded in layers. Good journalism provides an unadorned capture of events in real time. New facts bring reflection and reconsideration.

What about revision that’s aimed at changing modern-day perceptions? That question is central in Howard LaFranchi’s story today from Buenos Aires, Argentina, where debate around a detention center turned museum stirs something deep.

Argentina was practically defined by brutal state-led terror from the mid-1970s to early 1980s. Think dissidents being thrown from airplanes. The country also modeled the healing work of delivering accountability. Is Argentina’s narrative now being given added nuance, or is it facing an assault on truth?