It is still not clear who was behind Sunday's attempt to unseat the President.目前还不清楚星期天企图推翻总统的行动幕后指使人是谁。Are there enough votes in Congress to override the President's veto?国会是否有足够多的票数去推翻总统的否决？Congress has the power to override the President's veto.国会有权推翻总统的否决。