PART 2 My hands were shaking when I opened the envelope. Inside was an old black-and-white photograph. Two young Marines in jungle fatigues, arms around each other’s shoulders, squinting into the sun. Somewhere hot. Palm trees behind them. One of them was a young Cyrus Lambert.

PART 2 My hands were shaking when I opened the envelope. Inside was an old black-and-white photograph. Two young Marines in jungle fatigues, arms around each other’s shoulders, squinting into…