Dan Mitchinson: US correspondent on the CEO of Boeing being grilled in court - Heather du Plessis-Allan Drive

Boeing's chief executive Dave Calhoun was questioned by members of the US Senate over the various safety issues and incidents impacting the company.

Calhoun was quick to apologise to the impacted victims and their families, following a turbulent year for the business.

US correspondent Dan Mitchinson says this won't be the last of the high-profile investigations against Boeing. 

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