2012: The Year in Washington, D.C. (83 images)

People pray in front of the U.S. Supreme Court as the court hears it's third day of arguments on the constitutionality of President Obama's health care bill in Washington, D.C. on March 28, 2012. UPI/Kevin Dietsch

Supporters gather in front of the U.S. Supreme Court as the court hears it's third day of arguments on the constitutionality of President Obama's health care bill in Washington, D.C. on March 28, 2012. UPI/Kevin Dietsch

President Barack Obama and first lady Michelle visit section 60 after taking part in Veterans Day Observance at Arlington National Cemetery in Arlington, Virginia on November 11, 2012. UPI/Molly Riley

President Barack Obama gives a thumbs-up as he leaves a press conference in the Brady Press Briefing Room at the White House in Washington, DC on June 8, 2012. UPI/Kevin Dietsch