Two men who have sat together in opposition on Birmingham City Council for the past eight years watching the Labour Party run affairs have now become the duo running the local authority, heading up a minority coalition.Roger Harmer, Liberal Democrats, new council leader, and his deputy Julien Pritchard, Greens, will have to use all their convening and collaborative powers to effectively run the council, the biggest in the country, with a £4.4 billion budget.They lead a new coalition made up of 19 Green Party councillors, 12 Liberal Democrats and seven Better Birmingham Independents - 38 in total, out of 101...