Slain Iranian nuclear scientist stayed in shadows but his work was uncovered

Iranian scientist Mohsen Fakhrizadeh, who was killed on Friday, led a life of such secrecy that even his age was under wraps but much about the clandestine nuclear weapons programme he is believed to have run has long been known.

The UN International Atomic Energy Agency (IAEA) said it suspected Fakhrizadeh (above) oversaw secret work to fit a warhead on a ballistic missile, test high explosives suitable for a nuclear weapon, and process uranium...