Safety reasons and unspecified communications issue cited The US Federal Aviation Administration on Friday issued an advisory that prevented the takeoff of flights in US airspace for around five hours, creating chaos for travelers and airports. The stop was finally lifted around 8:30 PM Eastern Time, but only after thousands of flights were canceled or delayed, leaving travelers stranded. The FAA has not yet confirmed a reason for the stop. The FAA issued a nationwide ground stop for all U.S....
