Threat or Dissent?

It’s good to know that the war against terrorism is protecting us from protected speech:

“Do you have a warrant?” Brown asked. They did not. “Then you’re not coming in my apartment,” she said. And indeed, they stayed outside her doorway. But they stayed a while–40 minutes, Brown estimates–and gave her a taste of how dissenters can come under scrutiny in wartime.

And all because of a poster on her wall.