Nationwide ground stop ordered at airports, including Philadelphia International Airport: FAA

– The Federal Aviation Administration ordered a nationwide ground stop on Friday for all airlines, including Philadelphia International Airport, due to a communications issue, officials tell ABC News.

"Due to extraordinary circumstances and for reasons of safety.

Attention all aircraft operators, by order of the Federal Aviation Command Center, all airports are ground stopped," FAA officials said.

Stay with Action News as we continue to follow this developing story.