One of the Illinois quintuplets born in October to an injured Marine Reservist and his wife has died. Addyson Juanita Horton's heart stopped beating on Saturday, October 30th, according to the Chicago Sun-Times. The quintuplets were born at twenty-six weeks on October 11, 2004. Their father, Sgt. Josh Horton, was injured in Iraq and remains hospitalized at National Naval Medical Center in Bethesda, Maryland. Meanwhile, the remaining quintuplets, two boys and two girls, are in stable condition in the NICU at Edward Hospital in Naperville, Illinois.