NFTV : International Desk : Air Canada, Boeing 767 (C-GHOZ) AC837 is on emergency near Madrid. After take-off it had some issues with the landing gear. Some pieces of the landing gear went into the engine and it caused some engine explosions. It is currently in holding pattern to reduce weight. Air Canada 837 from Madrid to Toronto declared an emergency upon departure. They are circling near Madrid, as the 767-300 heavy to land with all the fuel.