By Natalie ShermanBusiness reporter, New York
Getty ImagesShares in Boeing have slumped after one of its planes was involved in a dramatic mid-air blowout in the US.
A cabin panel tore off a 737 Max 9 flown by Alaska Airlines, forcing an emergency landing and prompting safety officials to ground the same-make jets installed with the affected door plug.
The US plane-maker’s shares ended Monday trading down 8%, while shares in supplier Spirit Aerosystems fell 11%.
The incident added to quality questions facing the firms.
“It’s more about the whole perception of Boeing as an operator and its long-term safety record,” John Grant, chief analyst at the aviation analytics firm OAG, told the BBC’s World Business Report programme.
“You have lots of individual incidents that are adding up to a very long catalogue of problems for Boeing and indeed for their airline customers who need to use these aircraft.”
Boeing has been trying to emerge from…


