Congress spokesperson Rajiv Tyagi passed away Wednesday at a Ghaziabad hospital according to initial reports. Tyagi was last seen on a TV debate at 5 pm. According to reports his health deteriorated after the debate and he fell unconscious on the floor. He was taken to a hospital in Uttar Pradesh's Ghaziabad. However, he suffered cardiac arrest during his stay and passed away. Congress party and political leaders expressed grief and condolences on his sudden demise