Al Jazeera has obtained satellite pictures showing just how far the Syrian government has gone to choke off the city of Idlib.

The Syrian city of Idlib has been a key hub of opposition activity throughout the uprising.

In March, just before the ceasefire was agreed to, the government launched a massive offensive.

Al Jazeera has obtained satellite images that show how the army choked off the city.

Al Jazeera's Steve Chao reports on the government's strategy to isolate the people of Idlib.