Dan Milmo:
Mike Brown, chief operating officer at Heathrow, will return to LU as managing director a year after he quit as chief operating officer of the organisation to join airports operator BAA, which owns Heathrow.
The moves comes as a dispute with Tube Lines, the contractor responsible for upgrading a quarter of the network, enters a critical phase with the two sides billions of pounds apart in a row over how much the work programme should cost.
For more about Brown and the forbidding in-tray that awaits him, read on.
