US air accident investigators said there was ‘a lot of work to do’ following Sunday’s Learjet crash in Florida, which killed all nine people on board. Officials said determining the cause could take time, as the impact crater is complicating wreckage recovery. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on X : https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.news/AJEMobile