|In May 1951, one year into the Korean War, PFC Francis P. Wall and his regiment found themselves stationed near Chorwon, about 60 miles north of Seoul. As they were preparing to bombard a nearby village with artillery, all of a sudden, the soldiers saw a strange sight up in the hills—like “a jack-o-lantern come wafting down across the mountain.”||
By Mary Evans/Everett
The History Channel
What happened after—the pulsing, “attacking” light, the lingering debilitating symptoms—would mystify many for decades to come.