Morning news: Vladimir Putin will come to India today, talk on purchase of S-400 and Su-57, train stuck in tunnel

Morning Big News: Russian President Vladimir Putin’s visit to India is starting from today i.e. Thursday, 4 December 2025. He will land in New Delhi in the evening. Putin will meet Prime Minister Narendra Modi. During this period, there is a possibility of agreement on the purchase of S-400 air defense system and Su-57 fighter jet. In Chennai, the metro train broke down in the tunnel itself. Because of this the passengers had to come out on foot.