In Springfield, Ohio, Chaos, Bomb Threats -- And English Lessons

Volunteer teacher Hope Kaufman leads Haitian students during an English language class at the Haitian Community Help and Support Center in Springfield, Ohio (Credit: AFP)

At a low, squat building in Springfield, Ohio, housing a Haitian community center, the FBI has arrived to investigate menacing phone calls telling this small US town's immigrant community to get out.

But a few rooms over attention has turned to more immediate concerns: how to pronounce "refrigerator."