Nationalist Congress Party (NCP) leaders have joined hands in attacking the Congress leadership for the UPA's devastating defeat in the Lok Sabha elections to the BJP-led NDA.br br br Sharpening the attack on Congress vice-president Rahul Gandhi, NCP leader Praful Patel said, "Prime Minister Manmohan Singh was missing during the whole campaign and the Congress didn't project who will be the prime minister. People were confused about Rahul Gandhi's role if the Congress came to power.