Senior Congress leader K Sankaranarayanan passed away at his residence in Kerala's Palakkad on Sunday, aged 89. During his career, Sankaranarayanan served as Governor of Maharashtra, Nagaland and Jharkhand. He held additional charges of Goa, Arunachal Pradesh and Assam as Governor. He was four-time legislator and held agriculture, finance, excise, agriculture portfolios in governments in Kerala.