Former CBI director Ashwani Kumar, who had also served as governor of Manipur and Nagaland, was found hanging from the attic of his Shimla residence on Wednesday.Cops found a suicide note in which he purportedly wrote he was suffering from disease and disability. He wrote in the note that he is ending his life and everyone be happy. He further wrote that his soul embarking on a new journey. Kumar is survived by his wife and son. There was no immediate clarity on which disease or disability Kumar, who came from from Nahan in Sirmaur district of Himachal, suffered from.