An increasing number of British Muslims are finding their way over here to Syria - despite official warnings not to do so. Some come to fight Jihad, others say they come to support the cause with humanitarian assistance. A 27 year old activist from Essex,Tauqir Sharif, has been working as an ambulance driver in rebel areas of Aleppo. .Sign up for Snowmail, your daily preview of what is on Channel 4 News, sent straight to your inbox, here: mailing.channel4.com/public/snowmail/remotebox.jsp Missed Channel 4 News? Catch up on the last seven days here: www.channel4.com/news/catch-up/ Channel 4 News weather forecast, with Liam Dutton: www.channel4.com/weather/ All the latest blog posts from the Channel 4 News on-screen talent: blogs.channel4.com/news/