Iranian nuclear physicist assassinated by the Mossad?

Based on a report on Radio Farda, which is funded by the United States and broadcasts to Iran, today's Sunday Times of London is reporting that an Iranian nuclear physicist, 44-year old Ardeshire Hassanpour, has been assassinated by the Mossad. Hassanpour worked at a plant in Isfahan where uranium hexafluoride gas is produced. The gas is needed to enrich uranium in another plant at Natanz which