Just a heads up on this
Strike to cause travel chaos as airlines asked to halve passenger numbers - Telegraph
Strike to cause travel chaos as airlines asked to halve passenger numbers - Telegraph
"The delays at immigration are likely to be so long that passengers could not be safely accommodated within the terminals and would need to be held on arriving aircraft.
"This in turn would quickly create gridlock at the airport with no available aircraft parking stands, mass cancellations of departing aircraft and diversions outside the UK for arriving aircraft."