Renowned athletics coach O.M Nambiar, who nurtured one of India's greatest track and field stars PT Usha, died on Thursday due to age-related illness. He was 89. Nambiar is survived by his wife Leela, three sons and a daughter. He breathed his last at his residence in Vadakara, a coastal town in Kozhikode district.

from Times of India https://timesofindia.indiatimes.com/sports/more-sports/athletics/legendary-athlete-pt-ushas-coach-om-nambiar-passes-away/articleshow/85458562.cms