Alaska Airlines grounds all Boeing 737-9 MAX aircraft following a midair incident where a window and part of the fuselage blew out, causing cabin depressurization. Flight 1282, en route to Ontario, California, made an emergency landing in Portland. The airline has not released details about injuries or the cause. The National Transportation Safety Board (NTSB) and the Federal Aviation Administration (FAA) are conducting investigations. The Boeing 737-9 MAX, certified two months ago, has been under scrutiny due to previous crashes and manufacturing flaws.