AP Photo/Charles Dharapak
President George W. Bush and first lady Laura Bush arrive at Brigadier General Bartolome de la Colina International Airport in Mar del Plata, Argentina, Thursday, Nov. 3, 2005. On his Latin American trip, Mr. Bush will attend the Summit of the Americas and travel to Brazil and Panama.
AP Photo/Enrique Marcarian
President Bush and Argentina's President Nestor Kirchner, right, are shown after a news conference on the opening day of the Summit of the Americas, in Mar del Plata, Argentina, Friday, Nov. 4, 2005. Mr. Bush says open trade among nations in the Western Hemisphere and beyond would help alleviate poverty, the dominant theme among the 34 nations gathered at the two-day summit.
AP Photo/J. Scott Applewhite
President Bush makes a statement to reporters on the opening day of the fourth Summit of the Americas, in Mar del Plata, Argentina, Friday, Nov. 4, 2005. Earlier, Mr. Bush said open trade among nations in the Western Hemisphere and beyond would help alleviate poverty, the dominant theme among the 34 nations gathered at the two-day summit.
Getty Images/Daniel Garcia
Demonstrators hold an Argentine flag with a "Stop Bush" sign painted on it, during the "People's Summit" march towards Mar del Plata stadium for a massive rally against the IV Summit of the Americas held in the city Nov. 4, 2005.
AP Photo/Charles Dharapak
President Bush, center right, and Secretary of State Condoleezza Rice, center left, meet with leaders of the Central American Free Trade Agreement (CAFTA-DR) nations on the sidelines of the IV Americas Summit in Mar del Plata, Argentina, Friday, Nov. 4, 2005.
AP Photo/Dado Galdieri
Thousands of protesters march against the visit of President Bush in Mar del Plata, Argentina, Friday Nov. 4, 2005. Mr. Bush is attending the two-day Summit of the Americas.
DANIEL GARCIA/AFP/Getty Images
Adolfo Perez Esquivel, winner of the 1980 Nobel Peace Prize, wearing white in the front row, and members of the "Madres de Plaza de Mayo" association head a group of activists of the "People's Summit" towards Mar del Plata stadium Nov. 4, 2005 to participate in a massive rally against the IV Summit of the Americas held in the city.
JIM WATSON/AFP/Getty Images
President Bush, center, stands with Andean country leaders, from left, Bolivian President Eduardo Rodriguez, Peru's President Alejandro Toledo, Ecuador's President Alfredo Palacios, and Colombia's President Alvaro Uribe before their meeting on the sidelines of the fourth Summit of the Americas in Mar del Plata, Argentina, Friday, Nov. 4, 2005.
DANIEL GARCIA/AFP/Getty Images
Children wave flags Nov. 4, 2005 during the "People's Summit" march towards Mar del Plata stadium for a massive rally against the IV Summit of the Americas held in the city. During the rally, activists will stress their opposition to the Free Trade Area of the Americas (ALCA, in Spanish) and the visit of President Bush.
DANIEL GARCIA/AFP/Getty Images
Brazilian students hold a banner with the image of guerrilla leader Ernesto "Che" Guevara, during the "People's Summit" march towards Mar del Plata stadium for a massive rally against the IV Summit of the Americas held in the city Nov. 4, 2005. During the rally, activists will stress their opposition to the Free Trade Area of the Americas and the visit of President Bush.
AP Photo/Charles Dharapak
President Bush, left, walks with Peru's President Alejandro Toledo, right, as Colombia's President Alvaro Uribe follows before their meeting on the sidelines of the IV Summit of the Americas in Mar del Plata, Argentina, Friday, Nov. 4, 2005.
AP Photo/Presidencia de la Nacion
U.S. Secretary of State Condoleezza Rice, left, shakes hands with Argentina's President Nestor Kirchner, as President Bush, second from left, looks on, Friday, Nov. 4, 2005, during a bi-lateral meeting before the fourth Summit of the Americas, in Mar del Plata, Argentina. Heads of state of 34 Western Hemisphere countries will gather to attend the summit Friday and Saturday.
CBS
A boy sits on the floor as police guard a McDonald's fast food restaurant after a protest against the visit of President Bush in Buenos Aires, Argentina, Friday Nov. 4, 2005. Mr. Bush is in Mar del Plata attending the Summit of the Americas.
AP Photo/Dario Lopez-Mills
Women belonging to the human rights group Mothers of Plaza de Mayo hold hands while listening to protest music prior to the start of a rally against the visit of President Bush in Mar del Plata, Argentina on Friday Nov. 4, 2005. President Bush is in Mar del Plata to participate in the fourth Summit of the Americas.
AP Photo/Natacha Pisarenko
Police officers guard the U.S Embassy during a demonstration against the visit of President Bush in Buenos Aires, Argentina, Friday Nov. 4, 2005. Mr. Bush is in Mar del Plata attending the fourth Summit of the Americas.
MARTIN BERNETTI/AFP/Getty Images
Argentine former soccer star Diego Armando Maradona, left, claps as Venezuelan President Hugo Chavez waves to the audience during the "People's Summit" massive rally against the IV Summit of the Americas, in Mar del Plata's stadium Nov. 4, 2005. During the rally, activists will stress their opposition to the Free Trade Area of the Americas and the visit of President Bush.
AP Photo/Charles Dharapak
President George W. Bush gives a speech in Brasilia, Brazil, Sunday, Nov. 6, 2005. He urged Latin Americans to reject efforts to reverse democratic progress in the region while choosing representative governments and building constructive ties with other nations. Mr. Bush was met by heavily-armed police officers and about 150 protesters.
AP Photo/J. Scott Applewhite
President George W. Bush and Brazil's President Luiz Inacio Lula da Silva, right, depart after making statements to the media at his country house, Granja do Torto, outside of Brasilia, on Sunday, Nov. 6, 2005. Mr. Bush's visit was marked by protests.
AP Photo/Charles Dharapak
President George W. Bush, left, is welcomed by Panama's first vice president Samuel Lewis Navarro after he stepped off Air Force One upon his arrival in Panama City on Sunday, Nov. 6, 2005. The country is his last stop on a tour of Latin America.
AP Photo/Charles Dharapak
President George W. Bush, center, tours Miraflores Locks at the Panama Canal with Panama's President Martin Torrijos, left, first lady Laura Bush, second right, and Panama's first lady Vivian de Torrijos in Panama City Monday, Nov. 7, 2005.