Sehore: A local Congress leader died of cardiac arrest at a counting center at Sehore in Madhya Pradesh Thursday.

Ratan Singh Thakur, district Congress chief, suffered a heart attack around 10 am as counting of votes for the Lok Sabha polls was underway.

He was taken to the district hospital but could not be saved, a Congress leader said.

Chief Minister Kamal Nath condoled the death, saying that Thakur was an "energetic, hard-working and friendly person".

Former chief minister Shivraj Singh Chouhan also paid tributes to Thakur.