Bengaluru, Dec. 7 -- Karnataka Deputy Chief Minister D.K. Shivakumar's explosive remark that the state must "prepare for a change in the coming days" has set off a political storm, with the comment being viewed as the clearest and most public signal yet of simmering dissatisfaction within the ruling Congress and possible pressure for a leadership reshuffle at the top.

The statement, captured in a video widely circulated on Sunday, has rattled the political establishment because of its timing, ambiguity and the context in which it was delivered. With the Siddaramaiah-led government completing over two years in office under the shadow of a delicate power-sharing balance, Shivakumar's words have amplified long-standing speculation that the De...