Rajasthan Election: ED CBI action, fight of `revenge`?

There is not much time left for the Lok Sabha elections. Assembly elections are also to be held in Rajasthan next month. Meanwhile, ED came into action amidst election excitement in the state. ED has issued a summons to Rajasthan Chief Minister Ashok Gehlot's son Vaibhav Gehlot in a money laundering case.