India, June 30 -- Amid open speculation within the Karnataka Congress over a possible change in the chief ministership, party president Mallikarjun Kharge on Monday said that such decisions rest solely with the party high command and warned against creating "unnecessary complications."

Kharge was responding to questions from the media regarding claims made by some Congress leaders in the state, suggesting a change in the chief minister's post could take place in October.

"See, that is in the hands of the high command. Nobody can say here what is going on in the high command. This is left to the high command, and the high command has got power to take further action. But unnecessarily, one should not create problem," he told reporters in...