Italy's Sikhs help keep Parmesan alive

A master in the art of making Parmesan cheese, Manjit Singh is part of a large community of Sikhs in northern Italy who are shoring up an industry under threat of extinction. Since moving from India seven years ago, the former taxi driver has become the main cheesemaker in a small family-run factory that produces thousands of rounds of the world-famous cheese. Duration: 02:17