“Kill, kill, kill, kill, kill . . . It’s like it pounds at my brain.”

Troops, returning home with untreated and little-understood mental health issues, put themselves and their families at risk for suicide and domestic violence, experts say. Twenty-three U.S. troops in Iraq took their lives last year, according to the Defense Department � an unusually high number, one official acknowledged.

On patrol, however, all that is available is talk.

“Kill, kill, kill, kill, kill,” Hall says. “It’s like it pounds at my brain. I’ll figure out how to deal with it when I get home.” [more]