Pa. field holds secrets of 1780s British POW camp

The mud of a south-central Pennsylvania cornfield may soon produce answers about the fate of British prisoners of war — and the newly independent Americans who guarded them — during the waning years of the American Revolution.

A few miles east of York, the city that briefly served as the fledgling nation's capital after the Continental Congress fled Philadelphia, more than a thousand English, Scottish and Canadian soldiers were imprisoned at what was then known as Camp Security....