1. Prime Minister Narendra Modi is going to flag off the country's first-ever fully-automated driverless train service on December 28. 2. The 37-km Magenta Line connects Janakpuri West and Botanical Garden metro stations. 3. He will also be launching the fully operational National Common Mobility Card (NCMC) for travel on the 23-km Airport Express Line on December 28, 2020. 4. The NCMC is an inter-operable transport card that allows holders to pay multiple kinds of transport charges, including using metro and bus services across the country, toll, parking and even for retail shopping and withdrawing money.