Iraqi forces take third of west Mosul Iraqi forces have recaptured a third of west Mosul and cut off the last road out of the city, trapping so-called Islamic State (IS) fighters inside IRAQ MOSUL Road to Tal Afar cut Around 600,000 civilians may still be trapped in western Mosul Iraqi forces have entered Bab al-Tob area of Old City, where fighting is expected to be tough due to narrow alleyways IRAQI FORCES CONTROL ISLAMIC STATE CONTROL Mosul Great Mosque of al-Nuri OLD CITY Tigris City limits Mosul Municipality Mosul Museum Mosul airport IRAQ MOSUL 2km 1.25 miles PEOPLE DISPLACED FROM MOSUL Oct 17: Operation to retake Mosul from IS begins Jan 18: 162,042 Iraqi troops take full control of eastern part of city Feb 19: 159,936 Operation to capture west Mosul starts Mar 12: 224,298 Third of west Mosul captured OCTOBER NOVEMBER DECEMBER JANUARY FEBRUARY MARCH Sources: ISW, International Organization of Migration Picture: Google Earth