Pope Benedict XVI prays as New York Cardinal Edward Egan, left, looks on during a ceremony for first responders, survivors and victim's families at ground zero in New York, Sunday, April 20, 2008. The pope's six-day pilgrimage to the U.S. came to an end in New York Sunday with a Mass at Yankee Stadium and the solemn visit to Ground Zero.
Pope Benedict XVI prays during his visit to ground zero in New York, Sunday, April, 20, 2008.
Pope Benedict XVI meets with a first responder after praying and lighting a candle at ground zero in New York, Sunday, April 20, 2008.
Survivors and family members of those killed at the World Trade Center received blessings from Pope Benedict XVI during his visit to Ground Zero on Sunday, April 20, 2008.
Family members of the Sept. 11 attacks, clergy, and officials walk down a ramp towards the memorial at the World Trade Center before a blessing by Pope Benedict XVI Sunday, April 20, 2008 in New York.
Pope Benedict XVI, left, walks the edge of the stage after conducting Mass Sunday, April 20, 2008 at Yankee Stadium in New York.
Pope Benedict XVI clasps his hands and smiles as he acknowledges the crowd during a Mass at Yankee Stadium on Sunday April 20, 2008.
Priest designated to serve communion line the edge of the stage as Pope Benedict XVI blesses the eucharist during Mass Sunday, April 20, 2008 at Yankee Stadium in New York.
Pope Benedict XVI holds up wine symbolizing the blood of Christ during Mass Sunday, April 20, 2008 at Yankee Stadium in New York.
Pope Benedict XVI, at center right, celebrates a Mass at Yankee Stadium in New York Sunday April 20, 2008.
Pope Benedict XVI, flanked by U.S. Secret Service agents, gives a final blessing as he exits the altar after a Papal Mass at Yankee Stadium on Sunday April 20, 2008.
Pope Benedict XVI, center, begins communion while conducting Mass Sunday, April 20, 2008, at Yankee Stadium in New York.
Pope Benedict XVl celebrates Mass at Yankee Stadium in New York on Sunday, April 20, 2008.
Pope Benedict XVI greets people in the crowd as he celebrates a Mass at Yankee Stadium, in New York on Sunday, April 20, 2008.
Harry Connick Jr. and Kim Burrell perform prior to a Mass by Pope Benedict XVI at Yankee Stadium in New York, Sunday April 20, 2008.
Pope Benedict XVI celebrates Mass at Yankee Stadium in New York for 57,000 people Sunday, April 20, 2008.
Pope Benedict XVI says farewell to Vice President Dick Cheney as his wife Lynne, center, look on, at New York's JFK International Airport, during a farewell ceremony on Sunday, April, 20, 2008.
Saturday
Pope Benedict XVI celebrates Mass at St. Patrick's Cathedral in New York, Saturday, April 19, 2008.
Pope Benedict XVI, aboard the popemobile, waves as he arrives at St. Joseph's Seminary in Yonkers, N.Y. on Saturday, April 19, 2008.
Georgina Nieves, second from right, wipes tears from her eyes while watching Pope Benedict XVI arrive at a youth rally with her daughter Gina Nieves, right, Saturday, April 19, 2008 at St. Joseph's Seminary in Yonkers, N.Y.