New Delhi: Khekiho Zhimomi, Nagaland's lone Rajya Sabha MP, died at the All Indian Institute of Medical Sciences (AIIMS) in New Delhi on Thursday morning due to a heart ailment.

"He was admitted to AIIMS three days ago for severe heart issues. His health deteriorated and he died today (Thursday) morning at 6 a.m.," one of his daughters told IANS.