Bengaluru, May 24 -- The Congress central leadership has called Chief Minister Siddaramaiah to Delhi on Tuesday amid renewed speculation concerning leadership change in the state.

The call to the national capital comes three years into the Congress government's tenure and amid a prolonged tussle for the Chief Minister's post between Siddaramaiah and Deputy CM DK Shivakumar. Sources said the Chief Minister is scheduled to meet Rahul Gandhi during the visit.

There is a possibility of the Chief Minister discussing the upcoming Rajya Sabha elections.

There is speculation about the real purpose of the meeting. The meeting may also focus on preparations for the upcoming Legislative Council elections.

Over the past 18 months, Shivakumar's su...