Egypt’s public prosecutor Hisham Barakat has died following a bomb attack on his car in Cairo.<br /><br /> Security sources said the device was detonated remotely as a convoy of vehicles left his home on Monday morning.<br /><br /> The explosion destroyed at least five cars and blew out shop windows.<br /><br /> Several other people were injured including five police guards.<br /><br /> Barakat died in hospital from his injuries.<br /><br /> He is the Egyptian state’s most senior figure to be killed since the army deposed Islamist President Mohammed Mursi in July 2013.<br /><br /> The chief prosecutor was at the forefront of the subsequent crackdown on Islamists, overseeing the detention of tens of thousands of government opponents.<br /><br /> His prosecutions resulted in death sentences for hundreds of alleged Brotherhood supporters.<br /><br /> Who carried out the attack has not been confirmed. A little known group calling itself the “Giza Popular Resistance” claimed responsibility in an entry on Facebook but then retracted it. <br /><br /> Judges and other officials hav