- Kolkata overpass collapse kills 24; rescuers dig for survivors
- Cities like Kolkata have struggled as more rural Indians throng to urban centers in search of work
- Like most Indian cities, Kolkata mushroomed out of a collection of villages and grew
Kolkata, India (CNN)As my plane touched down last night in Kolkata, I reflected on how much has changed in the city I grew up in. When I was a child it had a different name: Calcutta, the former capital of the British Raj. Now it's called Kolkata, the change part of a national wave of linguistic and cultural reclamations -- Bombay to Mumbai, Madras to Chennai, Bangalore to Bengaluru.