Spc. Ryan Riley, 22, died in Ninawa province, Iraq.
A Fort Campbell soldier has admitted to having his ex-wife killed and to helping hide her body.
An aircraft from Fort Campbell, Kentucky, crashed in a training accident, injuring two people, according to a base release.
A grand jury has indicted Victor Silvers on seven criminal counts relating to the alleged "premeditated murder" of his wife.
The Marine Corps has put out a request to learn whether defense firms can build an unmanned robotic vehicle.
About 1,000 of the 5,200 troops going to the border are in place and more are preparing to go.
Thousands more troops have been put on standby to join the 5,200 active-duty troops already being sent to the border.
Victor Everette Silvers, 29, was charged with first-degree murder, attempted murder and interstate domestic violence.
Victor Silvers is still in custody in connection with the shooting death of his wife, Army Sgt. Brittney Niecol Silvers.
A Fort Campbell soldier has been fatally wounded, and the post said the soldier's spouse has been taken into custody.