India, May 21 -- Newark Liberty International Airport is open, but many travellers are facing problems. If you're flying soon, there are some things you should be aware of.

One of the main runways at Newark is closed for repairs. This started in April and will continue until mid-June. Because of this, fewer flights can land or take off, so delays and cancellations are more likely.

There is also a shortage of air traffic controllers. These are the people who help planes take off and land safely. Many are off work due to stress and recent problems at nearby airports. This is slowing down flights and making the situation harder to manage.

In late April, a technical problem with radar and radios caused major delays. Some flights had to be ...