An Argentine soccer fan dressed up as Pope Francis and sporting an embroidery of Lionel Messi on his cassock, holds a cross as he watches a broadcast of the 2014 World Cup final match between Argentina and Germany on Copacabana beach in Rio de Janeiro July 13, 2014. REUTERS/Pilar Olivares (BRAZIL - Tags: SOCCER SPORT WORLD CUP RELIGION TPX IMAGES OF THE DAY)

A fan displays an Argentina flag with a picture of Pope Francis that says "Brazil, Tell Me How Does It Feel" , in reference to Brazil's defeat to Germany, on Copacabana beach ahead of Sunday's World Cup final match between Argentina and Germany in Rio de Janeiro July 12, 2014. REUTERS/Nacho Doce (BRAZIL - Tags: SPORT SOCCER WORLD CUP)

An Argentina jersey with a picture of Pope Francis is seen as fans watch the 2014 World Cup semi-final match between Argentina and the Netherlands at Copacabana beach in Rio de Janeiro, July 9, 2014. REUTERS/Jorge Silva (BRAZIL - Tags: RELIGION SOCCER SPORT WORLD CUP)

An Argentinian soccer fan dressed up as Pope Francis dances before a broadcast of the 2014 World Cup semi-final between Argentina and the Netherlands at Copacabana beach in Rio de Janeiro, July 9, 2014. REUTERS/Pilar Olivares (BRAZIL - Tags: SOCCER SPORT WORLD CUP RELIGION)

A huge figure, representing Pope Benedict, walks during a parade down the promenade at Copacabana beach ahead of the 2014 World Cup in Rio de Janeiro June 8, 2014. REUTERS/Tony Gentile (BRAZIL - Tags: SOCIETY SPORT SOCCER WORLD CUP)

Huge figures, representing Portuguese soccer player Cristiano Ronaldo (R), Pope Benedict (C) and Elvis Presley, are seen during a parade down the promenade at Copacabana beach ahead of the 2014 World Cup in Rio de Janeiro June 8, 2014. REUTERS/Tony Gentile (BRAZIL - Tags: WORLD CUP SOCCER SPORT)

Huge figures representing a Brazilian soccer player (C), Pope Benedict (L) and Elvis Presley are seen during a parade down the promenade at Copacabana beach ahead of the 2014 World Cup in Rio de Janeiro June 8, 2014. REUTERS/Tony Gentile (BRAZIL - Tags: SOCIETY SOCCER SPORT WORLD CUP)

Pilgrims enjoy sunrise on Copacabana Beach ahead of Pope Francis' Sunday mass in Rio de Janeiro, July 28, 2013. Pope Francis on Saturday encouraged Brazil's young people, who have protested against corruption in their country, to continue their efforts to change society by fighting apathy and offering "a Christian response." REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION) BEST QUALITY AVAILABLE 

Nuns walk past port-a-potties after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro July 28, 2013. A string of organizational flaws during Francis' visit, that put him at risk and stranded thousands of visiting faithful, has deepened concern about the country's ability to host the upcoming World Cup and Olympic Games. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Catholic faithful board a train at a subway station after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro July 28, 2013. A string of organizational flaws during Francis' visit, that put him at risk and stranded thousands of visiting faithful, has deepened concern about the country's ability to host the upcoming World Cup and Olympic Games. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Nuns walk past an overflowing garbage bin, after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro July 28, 2013. A string of organizational flaws during Francis' visit, that put him at risk and stranded thousands of visiting faithful, has deepened concern about the country's ability to host the upcoming World Cup and Olympic Games. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

People rest next to garbage bags, after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro July 28, 2013. A string of organizational flaws during Francis' visit, that put him at risk and stranded thousands of visiting faithful, has deepened concern about the country's ability to host the upcoming World Cup and Olympic Games. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Nuns walk past an overflowing garbage bin, after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro July 28, 2013. A string of organizational flaws during Francis' visit, that put him at risk and stranded thousands of visiting faithful, has deepened concern about the country's ability to host the upcoming World Cup and Olympic Games. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Hundreds of thousands leave Copacabana after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Pilgrims follow a priest after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

A Catholic faithful shades himself from the sun after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION TPX IMAGES OF THE DAY) 

People enjoy the beach after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Hundreds of thousands crowd the beach after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Nuns and pilgrims play on the beach after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Hundreds of thousands leave Copacabana after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Hundreds of thousands leave Copacabana after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Catholic faithful and nuns pose for photographs after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION TPX IMAGES OF THE DAY) 

Brazil's President Dilma Rousseff (L) stands with presidents Cristina Fernandez of Argentina (2nd L), Evo Morales of Bolivia (2nd R) and Desi Bouterse of Suriname, while awaiting Pope Francis on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Luca Zennaro/Pool (BRAZIL - Tags: RELIGION POLITICS) 

Catholic faithful and nuns pose for photographs after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION) 

Choir members sing as Pope Francis (top row, L) attends a mass at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Luca Zennaro/Pool (BRAZIL - Tags: RELIGION) 

Pastors hold a Brazilian flag as Pope Francis celebrates mass at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Luca Zennaro-Pool (BRAZIL - Tags: RELIGION) 

Pope Francis (R) celebrates mass with pilgrims at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Pope Francis kisses the altar as he celebrates mass with pilgrims at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Pope Francis (R) embraces Brazilian Archbishop Orani Tempesta of Rio de Janeiro before celebrating his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Brazil's President Dilma Rousseff (L) stands with Argentina's President Cristina Fernandez de Kirchner (C) and Bolivia's President Evo Morales as Pope Francis celebrates a mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION POLITICS) 

A boy wears a mitre after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Pilgrims attend as Pope Francis celebrates mass at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Pastors attend as Pope Francis celebrates mass at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Pilgrims attend as Pope Francis celebrates mass at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope , in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION CITYSCAPE) 

Catholic faithful wear mitres after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Pilar Olivares (BRAZIL - Tags: RELIGION) 

Pope Francis looks on as he celebrates mass with pilgrims at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION SOCIETY) 

Pope Francis (2nd L) celebrates a mass as pilgrims attend, at Copacabana Beach in Rio de Janeiro, July 28, 2013. The Pope, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION) 

Brazil's President Dilma Rousseff (L) stands with Argentina's President Cristina Fernandez de Kirchner (C) and Bolivia's President Evo Morales, while awaiting Pope Francis on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION POLITICS) 

Brazil's President Dilma Rousseff (L) stands with Argentina's President Cristina Fernandez de Kirchner while awaiting Pope Francis, on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Stefano Rellandini (BRAZIL - Tags: RELIGION POLITICS) 

Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Luca Zennaro/Pool (BRAZIL - Tags: RELIGION) 

Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Luca Zennaro/Pool (BRAZIL - Tags: RELIGION) 

Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Luca Zennaro/Pool (BRAZIL - Tags: RELIGION) 

Catholic faithful walk on the beach after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Paulo Whitaker (BRAZIL - Tags: RELIGION) 

Catholic faithful hold hands while walking together after Pope Francis celebrated his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Paulo Whitaker (BRAZIL - Tags: RELIGION) 

Pope Francis waves goodbye after celebrating his final mass on World Youth Day on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Polish pilgrims celebrate after Krakow was announced as the host of the next World Youth Day while carrying a Polish flag with a photograph of the late Pope John Paul II as Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Polish pilgrims celebrate after Krakow was announced as the host of the next World Youth Day while carrying a Polish flag with a photograph of the late Pope John Paul II as Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION) 

Catholic faithful carry a flag from Poland with a photograph of the late Pope John Paul II as Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION) 

Polish pilgrims celebrate after Krakow was announced as the host of the next World Youth Day as Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION) 

People wave towels and sheets from a building as Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Soldiers stand guard as Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION MILITARY) 

Brazil's President Dilma Rousseff waves as she stands with her Foreign Minister Antonio Patriota (top), and presidents (L, from bottom to top) Desi Bouterse of Suriname, Evo Morales of Bolivia, and Cristina Fernandez de Kirchner, while awaiting Pope Francis on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Sergio Moraes (BRAZIL - Tags: RELIGION POLITICS) 

A man rests while Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Paulo Whitaker (BRAZIL - Tags: RELIGION) 

Pope Francis blesses families as he celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Ueslei Marcelino (BRAZIL - Tags: RELIGION) 

Catholic faithful look at projections of Pope Francis as he celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Paulo Whitaker (BRAZIL - Tags: RELIGION) 

Catholic faithful crowd the beach while Pope Francis celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Paulo Whitaker (BRAZIL - Tags: RELIGION) 

Catholic faithful look at projections of Pope Francis as he celebrates his final mass on Copacabana Beach in Rio de Janeiro, July 28, 2013. Pope Francis, in a stunningly candid assessment of the state of the Catholic Church, said on Saturday it should look in the mirror and ask why so many people are leaving the faith of their fathers. REUTERS/Paulo Whitaker (BRAZIL - Tags: RELIGION)