The Boeing Company(NYSE:BA) 787 Dreamliner is under new scrutiny as a Senate subcommittee prepares to investigate fresh safety allegations next week. What Happened: The Permanent Subcommittee on Investigations will hold a hearing next Wednesday to examine Boeing’s safety culture. This follows allegations that the 787 Dreamliner, one of Boeing’s flagship aircraft, may not be safe to fly, reported Politico. According to a report by The New York Times, the Federal Aviation Administration (FAA) is investigating claims by whistleblower and engineer Sam Salehpour that the Dreamliner could potentiall…