BENGALURU: After getting the green-light from the Directorate General of Civil Aviation (DGCA), the refurbished and upgraded North runway at Bengaluru’s Kempegowda International Airport (KIA), which is parallel to the first one, commenced operations on Thursday.With the functioning of the second runway, the airport has become the first in South Indian to operate parallel runways, according to a release from the Bangalore International Airports Ltd (BIAL), which operates KIA.