It's been nearly 25 years since 9/11, when terrorists hijacked commercial jetliners and turned them into weapons of mass destruction. Now, after years of delays, new secondary barriers protecting ...

Southwest Airlines is adding secondary cockpit barriers to its new Boeing 737s. The barriers will be deployed when the cockpit door is open, adding an extra layer of security. Other major airlines ...

Southwest Airlines on Friday began flying its first jetliner built with a secondary flight deck barrier designed to prevent intrusions in a design change that's been ...

Southwest Airlines’ newest jets are now flying with a barrier that can protect the cockpit when pilots need to open the door during flight, according to the airline. The company’s first Boeing 737 ...