After 13 years with the Marines, a single e-mail that many say could have saved lives is threatening to end Major Jason Brezler's career.
Brezler used his personal email account to try to warn marines that a high-ranking Afghan official was a security risk.
No one acted on Brezler's warning and three marines were killed months later.
So why is Major Brezler the only one facing backlash?
Ivan Watson has this OutFront investigation.
A two-star Air Force general in charge of the country's nuclear missiles was fired today for alleged misconduct.
This comes just days after a Navy admiral with top nuclear weapons responsibilities was let go for alleged casino fraud involving poker.
So what does this mean for the nation's nuclear weapons force?
Barbara Starr has the report.
As we've mentioned, all "essential" people – like members of Congress – will keep getting paid during a government shutdown.
But when it comes to members of the military, especially the nation's disabled veterans who often times live paycheck to paycheck, well, they're being told that they could get IOU's. Barbara Starr is OutFront with more.
CNN has learned the same company that conducted the background check for Navy Yard gunman Aaron Alexis also vetted NSA leaker Edward Snowden.
USIS, a private government contractor currently under investigation, vetted Alexis in 2007 and Snowden in 2011.
Alexis' background, including his history of troubled mental health, has been a focal point for investigators who are questioning how he obtained a security clearance.
Pentagon correspondent Chris Lawrence is OutFront.
An Army specialist is coming forward with her story for the first time after she was sexually assaulted by a superior officer.
It's a growing problem in the military, and one that some members of Congress have been trying to address.
Ted Rowlands has this exclusive OutFront investigation.