John Cook: An Ohio boy comes of age in Antietam’s Cornfield

John Cook swung his bugle over his shoulder and wrested from the dead man his leather pouch, bearing the undelivered shell without which the cannon was useless. From that moment on, John Cook worked a gun alongside the trained artillerymen to face down the onslaught of Wofford’s attacking Texas Brigade. It was an act that earned John Cook—who had turned fifteen years old barely a month before—the Medal of Honor.