![Images shared on social media show long queues at the e-gates in London’s Heathrow Airport. PA](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/UC4PFB63LXOCMYYGQVVZDOGRZE.jpg?smart=true&auth=1fb120b78cb72e11ad72266b82464d3a158c6760e54af4d93b7d9857095d314a&width=400&height=225)
Images shared on social media show long queues at the e-gates in London’s Heathrow Airport. PA
Images shared on social media show long queues at the e-gates in London’s Heathrow Airport. PA
Travel chaos at UK airports after glitch closes passport e-gates for hours
Pictures posted on social media showed long queues at passport control