Panaji [India], Feb. 4 : With the Assembly Election polling for 40 seats underway in Goa, Defence Minister Manohar Parrikar cast his vote early on Saturday morning here and expressed his confidence that the Bharatiya Janata Party will sweep the polls with two-third majority. Speaking to the media here after casting his vote, Parrikar said that initial reports indicate a very good turnout by the electorate.