A sign reading “Because of the Federal Government SHUTDOWN All National Parks are Closed” is posted on a barricade in front of the Lincoln Memorial in Washington, Tuesday, Oct. 1, 2013. Congress plunged the nation into a partial government shutdown Tuesday as a long-running dispute over President Barack Obama’s health care law stalled a temporary funding bill, forcing about 800,000 federal workers off the job and suspending most non-essential federal programs and services. (AP Photo/Carolyn Kaster)