The shortage of certified air traffic controllers in the US has led to flight disruptions and headaches for travelers across the country, most recently at busy Newark Liberty International Airport in New Jersey,

United Airlines says it will cancel dozens of Newark flights per day after this week's delays and FAA staffing problems.

Following a week of delays and cancellations at Newark Liberty International Airport due to FAA equipment issues and staffing shortages, the CEO of United Airlines said the company has no choice but to unilaterally cancel flights from its schedule.