Heartbroken friends pay tribute to 'lovely' dad-of-two thestar.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from thestar.co.uk Daily Mail and Mail on Sunday newspapers.
Christian Marriott had been out on a post-Christmas walk with his wife and two young sons, aged eight and six, when he saw an injured stranger - the dad rushed to help her but was killed in an alleged car ram attack