American Airlines Plane Returns to London Heathrow Airport
American Airlines flight AA-87 had to return and make an emergency landing at Heathrow Airport, United Kingdom, on June 17th.
The Boeing 787-800 plane took off for Chicago, Illinois, but had to return shortly afterwards after the crew received an indication of outflow valve malfunction.
The plane landed safely. Everyone aboard remained unharmed.

American Airlines flight AA-1427 made an emergency landing in Atlanta, Georgia, on May 11th.
American Airlines flight AA-57 had to return and make an emergency landing at Heathrow Airport in London, United Kingdom, on May 3rd.