he INDIA bloc appears to be unravelling as a third key leader – Bihar Chief Minister Nitish Kumar – is likely to change camp again. Sources said it is likely that Mr Kumar, in a last-minute U-turn, will partner the BJP in the coming Lok Sabha elections. Over the last two days, two key leaders – Mamata Banerjee and Arvind Kejriwal– have ruled out any alliance with the Congress in Bengal and Punjab.