Heathrow boss: better power supply to avoid outage repeat could cost £1bn

Airlines could face higher charges to help fund new system at airport, which was shut down by substation fireThe chief executive of Heathrow has said it could cost about £1bn to install a more resilient power supply system to prevent a repeat of the outage that shut Europe’s busiest airport last week, and that airlines could pay higher charges to help fund it.Thomas Woldbye, who has been criticised for going to bed on the night of the crisis so he could be “better rested”