According to the full list of Ministerial appointments
Liam Byrne has, in addition been appointed Minister for the West Midlands. Presumably he is still still in charge, for now, of Immigration and the controversial and unpopular National Identity Register database and ID Cards scheme..
What any of these "regional Ministers" is meant to do, is, unclear. Will they be perhaps the nominated Labour Party gauleiters, with the power of life and death etc. if a Regional Emergency is declared (perhaps even orally by themselves) under the Civil Contingencies Act 2004 Part 2 Emergency Powers, since "Resilience" or (Civil Defence, as it used to be known as) used to be part of the brief of, say, the former position of Minister for London.