New Delhi, June 1 -- The Delhi Metro Rail Corporation (DMRC) has floated a tender for the design and planning of four proposed underground stations between the Shivaji Stadium and Kartavya Bhawan as part of the upcoming Central Vista corridor and extension of the Magenta Line under Phase (V) A, an official said. The tender, also seen by HT, has been issued for design verification, detail engineering, supply, installation, testing and commissioning of electrical and mechanical systems and other modalities for four underground stations....