The Congress's dilemma over whether to sponsor Pranab Mukherjee in the race for Rashtrapati Bhavan was out in the open on Thursday when a party spokesperson hurriedly withdrew her comment about the veteran finance minister's indispensability for the government. The spokesperson, Renuka Chaudhary, kicked up a virtual storm when she told reporters, "It will never be easy to leave Pranabda. He is such a valuable person for us in the party.