Eight-year-old Rohan lived in Nagpur, a city in the heart of India. He was a third-grade student at St. John's School. His favorite person in the whole world, after his parents, was his class teacher, Mrs. Singh. Mrs. Singh was like a warm, comforting presence. She had a kind smile and a gentle voice, and she always encouraged her students to learn and have fun. She taught them most subjects, and her classes were always in the morning. Every day began with her taking attendance, followed by a story. These stories were what Rohan and his classmates looked forward to the most. Mrs. Singh had told them about her son, who was a fighter pilot in the Indian Air Force. She would say, with a mixture of pride and worry in her eyes, "He serves the country, it is his passion. But a mother's heart is always concerned." It was December 1971. Rohan could sense a change in the air. There was a lot of unrest in East Pakistan, which was far away from Nagpur, but its effects were being...