Hours-long airport queues piling misery on holidaymakers are a result of the UK's Border Force operating in an "unsustainable and highly inefficient way", a scathing review found.
Plans were today announced to overhaul the service, which an inspector said is "struggling to get out of a cycle of crisis management".
Three hour queues at Heathrow - the UK's biggest airport - are causing issues in other regions as staff are relocated to deal with the crisis, the report said.