Flights across the United States have been affected by a technical glitch with a computer system in an unprecedented disruption, news reports said on Wednesday. All flights in the US were grounded following the incident, NBC News reported, quoting a source. Flight tracking website FlightAware reported about 1,200 flights within, into or out of the United States had been delayed as of 7 am US Eastern Time. An additional 100 flights were also cancelled.
