Alaska Airlines had to take a step backward Sunday in returning its 65 737 Max 9 aircraft to service after hearing from the Federal Aviation Administration. The airline inspected and put 18 of the planes back online Saturday, a day after part of the fuselage blew out during one of its flights over Oregon. But the FAA issued a notice that the planes might require more work, the AP reports. "These aircraft have now also been pulled from service until details about possible additional maintenance work are confirmed with the FAA," the airline said in a statement Sunday. Other developments involve: