A handful of residents are refusing to leave their properties on a condemned London housing estate.Southwark council began clearing the Heygate Estate five years ago, but four leaseholders, two of whom are still actually living on the estate, are refusing to budge.Now the council has issued compulsory purchase orders to the remaining residents. They have 28 days to object.Built in the 1970s, the Heygate Estate provided housing for over 3,000 people but was earmarked for redevelopment in 2004.Phase one of...