Passengers at three airports in the Washington, DC, area are facing significant delays after a ground stop was issued Friday afternoon due to an equipment outage, according to the FAA and Transportation Secretary Sean Duffy, who posted details on X. Passengers at three airports in the Washington, DC, area are facing significant delays after a ground stop was issued Friday afternoon due to an equipment outage, according to the FAA and Transportation Secretary Sean Duffy, who posted details on X. ... [3202 chars]