Retiree collects unused medicines door-to-door from rich neighborhoods

Omkarnath spends his days searching New Delhi for drugs. A call to the phone number printed boldly on his saffron-colored tunic reveals his alternate identity: "Hello, I am Medicine Baba."

The chatty, 79-year-old retired blood-bank technician has been collecting unused prescription drugs from the affluent for the past eight years, and distributing whatever hasn't expired to patients who need medicines they cannot afford.