DEVELOPING: FAA releases statement on nationwide ground stop

FAA orders nationwide ground stop due to ‘extraordinary circumstances’

Breaking News: FAA orders nationwide ground stop due to "extraordinary circumstances"

Early details on FAA's nationwide ground stop

Nationwide ground stop ordered at airports: FAA

BREAKING: FAA issues nationwide ground stop due to 'reasons of safety'

Why did the FAA ground all flights nationwide? What we know

Nationwide ground stop ordered by FAA | Special Report

BREAKING: FAA issues national ground stop due to ‘extraordinary circumstances’

NATIONWIDE GROUND STOP: FAA HALTS flights across US

LIVE: FAA grounds all flights across the US

Nationwide ground stop ordered at airports: FAA

BREAKING: DHS chief Mullin speaks about FAA ground stop

US FAA suspends all flight departures nationwide until further notice

Secy. Mullin says FAA ground stop was caused by 'telecommunication outage'

FAA orders nationwide ground stop, disrupts flights across US

LIVE: Flight activity over US after FAA issues ground stop