Boeing whistleblower said the company threatened him and other engineers to keep quiet about safety concerns

• A Boeing engineer told lawmakers the company threatened him for voicing safety concerns.
• He said his manager would keep him out of meetings and call his personal phone to "berate" him.
• The comments surfaced at a hearing to address the safety culture at the once-revered planemaker.

A veteran Boeing engineer told a panel of lawmakers that he received verbal and physical threats for voicing safety concerns to the company.