Taking their prolonged spat to Rashtrapati Bhavan, chief minister M K Stain on Saturday wrote a detailed letter to President Droupadi Murmu, urging her to drop governor R N Ravi from his post, terming him "biased and unfit" to continue in the post. The letter was sent the same day that the governor met Union home minister Amit Shah in New Delhi and the Raj Bhavan termed it "a purposeful meeting”.

from Times of India https://timesofindia.indiatimes.com/city/chennai/governor-r-n-ravi-biased-and-unfit-to-continue-in-his-post-tamil-nadu-cm-stalin-in-letter-to-president-droupadi-murmu/articleshow/101617114.cms