A passerby watches Occupy DC protesters
A passerby watches Occupy DC protesters hand a banner at the McPherson Square Occupy encampment in Washington, DC on January 30, 2012. The National Park Service has warned the protesters at McPherson Square and at Freedom Plaza that those who violate the camping rule beginning Monday at noon will be subject to arrest. Protesters have stated they intend to stay at the two sites and defend their encampments. AFP PHOTO/Karen BLEIER (Photo credit should read KAREN BLEIER/AFP/Getty Images)