Epinephrine shocks the heart of a dying person back into a normal beating pattern, but to Kristen Gilbert it was the perfect poison.
Gilbert's first victim, Stanley Jagodowski, in a tender moment with his grandchild.
(Courtesy Susan Lessard)
Gilbert's second victim, thirty-five-year-old Air Force veteran Henry Hudon, succumbed to epinephrine poisoning on December 8, 1995.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Authorities believe Gilbert gave World War II veteran Francis “Buck” Marier a massive overdose of insulin just weeks after killing Henry Hudon.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Spent ampoules of epinephrine were found in Thomas “Tomcat” Callahan's room after his heart rate suddenly doubled on January 22, 1996.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Gilbert killed bedridden U.S. Army veteran Kenneth Cutting on February 2, 1996, so she could leave work early.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Confined to a wheelchair and stricken with multiple sclerosis, Kenneth Cutting always had time for his children.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Gilbert tried to kill Marine Corps veteran Angelo Vella, 68, right under the noses of several of her colleagues.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Gilbert's last known victim, Edward Skwira, loved fishing on the Connecticut River.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
A proud father and dedicated husband, Edward Skwira gave away his daughter Marcia on her wedding day.
(Courtesy U.S. Attorney's Office, Springfield, Mass.)
Special Agent Steve Plante, from the Northeast Field Office of the Veterans Affairs Office of Inspector General, in Bedford, Massachusetts, investigated and tracked Kristen Gilbert for five years.
With more than twenty-six years on the job, Massachusetts State Police Detective Kevin Murphy joined Steve Plante in the investigation of Kristen Gilbert in June 1996.