Healthy Athletes Dying Post-Vaccine Era: Guatemalan Soccer Star Marcos Menaldo Dies in Pre-Season Training Sunday, January 23, 2022 By Stillness in the Storm 1 Comment (Roy Green) Guatemalan soccer player Marcos Menaldo, in his prime and supposed to be physically fit at 25 years old, died Monday, Jan. 3, after suffering a heart attack during a pre-season training session.