Tracking Syrian rebels' lightning offensive as they approach key city

Rebel forces in Syria say they have taken full control of the city of Hama and appear to be moving towards Homs.

BBC Verify has been tracking the territory captured by Syrian rebels.

Presented by Merlyn Thomas

Produced by Jemimah Herd. Motion graphics by Mesut Ersoz

Verification by Paul Brown, Paul Myers, Sherie Ryder and Benedict Garman