People are anxiously waiting for a safe and effective Covid-19 vaccine to get regulatory approval so that it can be used to save people from the deadly virus. Amid the elections in different states, the 'political trial' of the coronavirus vaccine has begun. BJP in its Bihar assembly election manifesto had announced a free corona vaccine for all. In Madhya Pradesh, CM Shivraj Singh Chouhan also promised a free vaccine. Tamil Nadu CM Edappadi K Palaniswami had also said that as soon as the vaccine for the coronavirus is ready, it will be given to the people of the state free of cost. Watch the video for more details.