<p class="speakable">The Federal Aviation Administration issued a ground stop at Newark Airport "due to equipment issues," an FAA spokesperson told Fox News Digital.</p><p class="speakable">The agency said it was investigating the cause.</p><p>Air Traffic controllers told <a href="https://abc7ny.com/post/ground-stop-newark-airport-due-air-traffic-control-communication-issues/17673559/" rel="nofollow noopener" target="_blank">WABC-TV</a> that there were Air Traffic Control communication issues that caused them to lose their radio frequencies.</p><p><a href="https://www.foxnews.com/apps-products?pid=AppArticleLink" rel="noopener" target="_blank"><strong><u>CLICK HERE TO GET THE FOX NEWS APP</u></strong></a></p><p><i>This is a breaking news story; check back for updates.</i></p>