Boeing Whistle-Blower Details His Concerns to Congressional Panel

A Boeing engineer who went public last week with safety concerns about the company’s 787 Dreamliner told a Senate panel on Wednesday that he was concerned that shortcuts the company was taking would eventually lead to a crash if they continued unchecked.

The engineer, Sam Salehpour, testified that in an attempt to address bottlenecks, Boeing introduced production shortcuts with the potential to lead to planes breaking apart during flights. Mr. Salehpour said that the company was knowingly putting out defective planes and that he was punished by his superiors for...