Baltimore riots: how peaceful protests turned to violence

A state of emergency and a curfew is imposed on one of America’s major cities - after a night of looting and violent up for Snowmail, your daily preview of what is on Channel 4 News, sent straight to your inbox, here: Missed Channel 4 News? Catch up on the last seven days here: Channel 4 News weather forecast, with Liam Dutton: All the latest blog posts from the Cha