AAP govt failed to fulfill its promises: Gautam Gambhir

People used to say it's easy to tweet on political developments while sitting in AC rooms. I had two options, either to stop tweeting or join politics to serve people. Prime Minister Narendra Modi has a vision for our country and I trust him. I didn't want to enter politics through the Rajya Sabha but to represent people as an elected member of the Lok Sabha: Gautam Gambhir