Justine Greening rejects social mobility tsar Alan Milburn's attack

The Government is doing a "massive amount" to increase Britons' life chances despite the entire board of the Social Mobility Commission quitting over a lack of progress, a senior minister has claimed.Education Secretary Justine Greening admitted the Government has a "long, long way to go" in improving social mobility, but rejected a stinging attack on ministers' performance.Former Labour minister Alan Milburn, the chairman of the Social Mobility Commission, has led a top-level walkout from the G