After the successful implementation of Digi Yatra at the Varanasi, Delhi and Bengaluru airports, the Union government is making initiatives to implement the same at Kolkata, Pune, and Vijayawada airports, Chairman of the Airports Authority of India, Sanjeev Kumar said on Thursday. Celebrating the 74th Republic Day at Delhi’s AAI-ATC services building, the AAI chairman said, “Digi Yatra is an …