Should CBI investigates the Delhi's liquor policy case?

In Delhi, the Kejriwal government is accused of making a new liquor policy for the benefit of the liquor mafia. Through that new policy, the investigation of the loss of revenue of the government and the allegations of commission from the mafia is going on. However, as the controversy escalated, the Delhi government canceled the new liquor policy and reinstated the old policy. Watch Dangal.