Pakistan, July 24 -- Four months after Pakistan's March 16 strike in Kabul, Amnesty International has called for an investigation into what it describes as a possible war crime: the bombing of the Omid Drug Rehabilitation Centre, a purported 2,000-bed facility where, according to figures cited from the United Nations Assistance Mission in Afghanistan, at least 269 civilians were killed and 122 wounded.

These are horrifying numbers. They demand answers. They do not, however, relieve Amnesty of the responsibility to examine the full chain of events rather than beginning its moral inquiry only at the moment Pakistan's missiles struck.

Islamabad has categorically rejected the allegation that it intentionally targeted a hospital or rehabilit...