After months away on duty, I came home expecting my wife’s embrace, but she flinched from my touch like I was a stranger. One night I lifted the blanket, searching for proof she had betrayed me, and froze at the bruises covering her body.

At dawn, I made three calls.

The first was to Lieutenant Harris, my commanding officer and the only person who understood why my last deployment had not been ordinary patrol duty.

The second was to Grace Lin, a federal prosecutor I had once helped during a joint military financial crimes case.

The third was to Dr. Patel, a forensic physician who documented continue reading …