also on the programme. reforming the social care system in england more details emerge of the £1.7 billion to be raised by a new levy. in england, scotland and northern ireland, university staff go on strike over pay and pensions students say their education is being damaged again. efforts continue to restore power to the tens of thousands of people in parts of england, scotland and wales who have spent a fifth night without electricity after storm arwen. and why the welsh government says there are too many second homes in wales, and that action is needed. and coming up on the bbc news channel: johanna konta announces her retirement from tennis but tells the bbc she plans to remain in the sport in some capacity. welcome to bbc news at six, which comes from cardiff today from the new headquarters of bbc wales. mark drakeford the first minister of wales has been in talks this afternoon with the cabinet minister michael gove and the first ministers of scotland and north