Are you ready for some terror?

Here we go.

The Department of Homeland Security warned officials on Wednesday in seven U.S. cities about a dirty-bomb threat to National Football League stadiums but does not believe the threat is credible, officials said.

The threat, posted on Monday on an Internet site, said bombs containing radioactive material known as "dirty" bombs had been smuggled into the United States and would be used to attack professional football stadiums this Sunday, the department said.

The threat is not credible. The officials in charge are skeptical. An abundance of caution is being used. And the election is twenty days away. Let the fear begin.

Read more.

UPDATE: CNN has the scoop on the game behind the game.

A law enforcement official told CNN that a man has admitted he posted a fake bomb threat against National Football League stadiums in major U.S. cities as part of an Internet competition with a person in Texas to create the scariest terror scenario possible.

Credible or not, it still makes for good Fox News.