Rebel forces claim Aleppo: ‘Preoccupied’ Russia and ‘weakened’ Iran offered ‘window of opportunity’

A preoccupied Russia and a weakened Iran – the principal backers of President Assad’s regime – have provided rebel groups in Syria with the opportunity to launch a lightening offensive on Syria’s second biggest city and capturing large parts of Aleppo. FRANCE 24’s Andrew Hilliar brings you this analysis.