Offer condolences to the family of fallen soldiers in the case of an accident in this military sympathy letter.
Dear {Recipient},
I recently read about the death of your {relation} abroad. This is such a tragic accident, and I cannot begin to imagine your grief. {Name} made such a sacrifice to serve {his/her} country, and the nation will always be grateful for {his/her} service. Hopefully this event will prompt the {military branch} to more carefully evaluate their procedures.
If there is anything I can do for you in this terrible time of grief, please do contact me. You are, as always, in my thoughts.
Yours,
{Sender}