Colonel Gaddafi’s son and one-time heir is shot dead by assassins in his garden: London-educated Saif al-Islam escaped the noose after his father’s bloodthirsty regime fell – then tried to run for Libya’s presidency

Saif al-Islam Gaddafi, 53, was attacked by unidentified men who broke into the garden of what was meant to be a high-security compound in Zintan, in north-west Libya, on Tuesday.