Transcript for Afghanistan Shooting Suspect Charged
Military prosecutors at Fort Leavenworth Kansas formally charged an army sergeant. Calling the killings of deliberate and calculated act of violence here's ABC's Martha Raddatz. They. Seventeen people... See More
Military prosecutors at Fort Leavenworth Kansas formally charged an army sergeant. Calling the killings of deliberate and calculated act of violence here's ABC's Martha Raddatz. They. Seventeen people murdered and six horribly wounded the majority women and children shot in the head. The chest the growing. Government is alleging that this was a premeditated act that Sargent -- thought about for at least an instant. That he didn't make a mistake if staff Sargent Robert fields is convicted. The best he can hope for is life in prison with the possibility of parole. The worst debt. -- lawyer insists the case against his client is weak. There's an apparent -- There's no -- stuff there's no fingerprints is -- ballistics. But images from that first -- tell another story there are investigators looking through. The ground presuming look for shell casings looking for other identifying. Information that would tie. Sergeant sales to the location -- attorney is also said that his client does not remember anything between the timing left the base and return. But the attorney for -- wife Kerry told ABC news that the sergeant called carry. Right after the shooting from jail telling her that something terrible had happen. Carry bales and her husband talked again this week and after the call the lawyer says Kerry bales just kept saying. It was so good to hear his voice. Sargent -- attorney is now saying that his client was involved in nine roadside bombing incidents one where we know we got a concussion but sales never received a purple heart. And any soldier who was injured by enemy action is entitled to one. But the lawyer is clearly trying to set up the defense Diane that could reduce the chances for the death penalty. Thank you Martha Raddatz reporting from the ABC news bureau in Washington.
This transcript has been automatically generated and may not be 100% accurate.