Call DHS and ask.
No, because FOX corrected itself and reported "orange for aviation, red for inbound UK flights, yellow everywhere else."
US raises security threat level to "severe"
Thu Aug 10, 2006 3:13am ET148
WASHINGTON (Reuters) - The U.S. Department of Homeland Security is taking immediate steps to increase security measures in the aviation sector in coordination with heightened security precautions in the United Kingdom, the department said in a statement on Thursday.
"For that reason, the United States Government has raised the nation's threat level to Severe, or Red, for commercial flights originating in the United Kingdom bound for the United States," the statement said.