Boeing dips after FAA opens new investigation into 787 Dreamliner

** Shares of Boeing BA down 2% at $176.5 in afternoon trading

** The Federal Aviation Administration has opened a new investigation into the planemaker's inspections of its 787 Dreamliner and whether the company's employees falsified any records, it says in a statement

** The Wall Street Journal reported the FAA's new investigation first

** Boeing notified the agency in April that it may not have completed required inspections related to the electrical safeguards of bonding and grounding where wings join the fuselage on certain aircraft - FAA

** Adds, Boeing is re-inspecting all 787 airplanes still within the production system and must also create a plan to address the in-service fleet