Iranian scientist's death only the latest in long line of attacks blamed on Israel

Analysis: The Middle East is on edge as the Trump administration enters its final weeks

Mohsen Fakhrizadeh may be the most senior Iranian nuclear scientist to have been assassinated but he is certainly not the first, joining at least four others during the past decade.

In killings Iran said were aimed at sabotaging its nuclear energy ambitions - it does not acknowledge using the technology for weapons - the country has consistently pointed the finger at Israel, its regional arch-foe.