Guardian Video: Russia launches missiles towards Syria from the Caspian Sea

Russian warships launch missiles, destined for targets in Syria, from warships in the Caspian Sea, more than 900 miles away. Defence minister Sergei Shoigu said four warships launched at least 26 missiles at Islamic State targets. President Bashar al-Assad’s have recently launched a ground offensive in central Syria backed by Russian airstrikes, the first time Assad’s forces have co-ordinated with the Russian air offensive