Arthur Silber:

In the three months after Marine Maj. John Ruocco returned from Iraq feeling numb and depressed, he couldn’t sleep. He had lost weight. He had nightmares. He was distracted and withdrawn from his two young sons.

One night, he promised his wife, Kim, that he would get help. The next morning, he was dead. The 40-year-old Cobra helicopter pilot, based at Camp Pendleton, Calif., had hanged himself...read on