CAF member charged with negligence in death of army reservist at CFB Wainwright SHARE ON: Corporal James Choi of the Royal Westminster Regiment participates in urban operations training [Photo provided to the Canadian Armed Forces by the friends and family of Corporal Choi.] The Canadian Armed Forces have charged a member with negligence after the death of an army reservist at CFB Wainwright. According to the Canadian Press, the military says they’ve charged Corporal Lars Callsen after an investigation into the death of Corporal James Choi, an army reservist from British Columbia who was killed during a training exercise in October of 2020.