Ten Things You Need to Know Today: Wednesday 7 Nov 2012

Barack Obama has pledged to work with his opponents and reach across the political divide after winning a second term as the US President. The Democrat told America "the best is yet to come" after his victory. His Republican challenger Mitt Romney conceded early on Wednesday and said he "prayed the President will be successful in guiding our nation".

Tory MP Nadine Dorries was last night suspended by the Conservative Party over her decision to appear on ITV's I'm a Celebrity... Get Me Out of Here and spend up to a month on location in Australia far from her Parliamentary duties. The Mid-Bedfordshire MP said 16 million watched the show and she believed MPs "should go where people go".

Prime Minister David Cameron is refusing to release further text messages he exchanged with Rebekah Brooks, the former News International chief executive. He told reporters on his Gulf arms sales trip yesterday that he had given information to the Leveson Inquiry and he did not think "there is anything I can usefully add to that".

Bookies have suspeneded betting on Justin Welby becoming the new Archbishop of Canterbury after some "very significant" moves for the current Bishop of Durham. Welby, an old Etonian and former oil executive, was only appointed a bishop last year. The announcement, which is already overdue, is expected by the end of the week.

Tree experts are joining forces with government and forestry industry officials today in a summit chaired by environment secretary Owen Paterson to assess the extent of the ash dieback epidemic and find ways to tackle the disease. Scientists say it may be too late to stop the disease Chalara fraxinea, which has the potential to wipe out Britain's 80 million ash trees.