It should have been made clear during all the reportage of last year's earthquake that the natural disaster was just the latest devastation of Haiti. The island nation's extreme poverty, corruption and violence has ruined the proud land.

But the earthquake did even more to undermine the country and on the one-year anniversary of the quake, Frontline's "Battle for Haiti" (UNC-TV, 9 tonight) shines a light on an issue that could upend the international aid efforts and harm stability: during the quake more than 4,500 violent criminals escaped the National Penitentiary.