Introductory remarks have been edited slightly:
Daniel Somers was a veteran of Operation Iraqi Freedom... Daniel suffered greatly from PTSD and had been diagnosed with traumatic brain injury and several other war-related conditions. On June 10, 2013, Daniel wrote the following letter to his family before taking his life. Daniel was 30 years old. His wife and family have given permission to publish it.
Link:http://gawker.com/i-am-sorry-that-it...ium=socialflow

He refers to twenty-two military suicides daily. I tried to identify a thread on PTSD and suicide, but my search failed, so dropped in here.