Who are the rebels threatening Assad's grip on Syria?

The long-running civil war in Syria has unexpectedly sprung back into the spotlight after rebel groups launched a surprise offensive on Aleppo, one of the country’s largest cities. Syrian president Bashar al-Assad has vowed to crush the rebel uprising, prompting air strikes from Russian forces allied with his regime. This is an unexpected resurgence of a conflict that has been largely dormant for years.Azadeh Moshiri speaks with BBC Monitoring's jihadist media specialist Mina Al-Lami and BBC correspondent Barbara Plett Usher about who these rebels are and whether this will this redraw the lines of the Syrian conflict.The Global Story brings you trusted insights from BBC journalists worldwide. We want your ideas, stories and experiences to help us understand and tell #TheGlobalStory. Email us at [email protected] You can also message us or leave a voice note via WhatsApp on +44 330 123 9480. Producers: Alice Aylett Roberts, Tom Kavanagh and Mhairi MacKenzieSound engineers: Ben Andrews and Jonny HallAssistant editor: Sergi Forcada Freixas Senior news editor: Sara Wadeson