Flightradar24 on Twitter: "#AC837, Madrid - Toronto, is holding shortly after takeoff to reduce fuel weight prior to return to Madrid due to a technical issue. https://t.co/d1lAaHTqNz https://t.co/2kE3PluiFF" / Twitter
![Flightradar24 on Twitter: "#AC837, Madrid - Toronto, is holding shortly after takeoff to reduce fuel weight prior to return to Madrid due to a technical issue. https://t.co/d1lAaHTqNz https://t.co/2kE3PluiFF" / Twitter Flightradar24 on Twitter: "#AC837, Madrid - Toronto, is holding shortly after takeoff to reduce fuel weight prior to return to Madrid due to a technical issue. https://t.co/d1lAaHTqNz https://t.co/2kE3PluiFF" / Twitter](https://pbs.twimg.com/media/EP3e-z5XUAE2f8F.jpg)
Flightradar24 on Twitter: "#AC837, Madrid - Toronto, is holding shortly after takeoff to reduce fuel weight prior to return to Madrid due to a technical issue. https://t.co/d1lAaHTqNz https://t.co/2kE3PluiFF" / Twitter
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