India, Oct. 16 -- It was a regular day at senior orthopedic surgeon Dr Rajeev Sharma's OPD in Delhi's Moolchand Hospital. A senior citizen couple walked in. The issue, knee pain, wasn't uncommon at their age, he being 80 and she in her mid 70s. The solution, knee replacement, wasn't either. What was unusual was the couple's decision to undergo the procedure together, taking the surgeon by surprise. Surprise would eventually give way to awe when he'd learn the identity of the couple just two days before their operation - Indian Army's first Sikh chief General Joginder Jaswant Singh (Retd) and his wife, artist Anupama Singh.

General JJ Singh, as he's commonly known, has commanded troops in the most volatile zones, led the Indian army from ...