Authorities still have no motive in the killing of Navy sniper Chris Kyle, but most signs seem to point to post-traumatic stress disorder as a possible culprit.
This message was sent from Government Executive to {email}. You have been sent Homeland Security Week because you have opted in to receive it.
Note: It may take our system up to two business days to process your unsubscribe request and during that time you may receive one or two more newsletters.
Thank you for reading Homeland Security Week.
GovExec, 600 New Hampshire Avenue NW, Washington, DC 20037