Hoda Saber, 52, a senior journalist and activist, died June 12th in Modarres Hospital after he started a hunger strike after the tragic death of Haleh Sahabi on her father's funeral. He was serving his prison term for his activities and in consequence of his hunger strike he died of a heart failure after he had been brought to the hospital from the Evin prison. His family accused the authorities of inadequate health care given to him and thus being responsible of his death.
source (English) http://www.bbc.co.uk/news/world-middle-east-13741374