A Boeing Co. 737 Max 7 jetliner sits on the tarmac during preparations ahead of the Farnborough International Airshow (FIA) 2018 in Farnborough, U.K. (Photographer: Simon Dawson/Bloomberg)

Date of Boeing 737’s Return to Service Still Unknown

(Bloomberg) -- Federal regulators on Friday briefed pilots and U.S. airlines on progress in restoring Boeing Co.’s grounded 737 Max to flight, according to a pilots union spokesman who gave no indi...