President Obama in Chile (23 images)

U.S. President Barack Obama (L) and Chile's President Sebastian Pinera speak to the press following a meeting in Santiago, Chile on March 21, 2011. UPI/Jonathan Mancilla G. .

Protesters demonstrating against President Obama's visit to Chile clash with riot police in Santiago, Chile on March 21, 2011. UPI/Alipio Ortega.

Chilean President Sebastian Pinera, his wife Cecilia More, U.S. President Barack Obama and First Lady Michelle Obama toast before their official dinner at La Moneda Palace in Santiago, Chile, March 21, 2011. UPI/Roberto Baez

Protesters demonstrating against President Obama's visit to Chile clash with riot police in Santiago, Chile on March 21, 2011. UPI/Alipio Ortega.