By Laura Kuenssbery
"Toxic" is how one minister described the government's dilemma over Heathrow. In fact, the whole issue is so fraught that the country's most senior civil servant, Sir Jeremy Heywood, wrote to government ministers in the run up to the politically-charged conference season, warning them against speaking out. Sir Jeremy's email said they could repeat statements they had made before the report was published in July, but urged them to keep quiet now.
