- Whistleblower Sam Salehpour's concerns about the Boeing 787 and 777 were first made public last week.
- Salehpour, a quality engineer, told NBC on Tuesday he believes all 787 Dreamliners should be grounded.
- He added that he wouldn't put his own family on the planemaker's flagship widebody jet.
A Boeing whistleblower said he believes all 787 Dreamliners should be grounded in an interview that aired Tuesday on NBC's "Nightly News with Lester Holt."