Boeing 737 MAX

DOJ probe expands beyond Boeing 737 MAX, includes 787 Dreamliner

Workers assemble Boeing 787 Dreamliners at the company’s assembly plant in North Charleston, South Carolina.  (Bruce Smith / AP)
Workers assemble Boeing 787 Dreamliners at the company's assembly plant in North Charleston, S.C. (Bruce Smith / AP)

The subpoena was issued by the Department of Justice (DOJ), sources said, which is already conducting a criminal investigation into the certification and design of the 737 MAX after two deadly crashes of the jetliner.

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