Victoria Kennedy, widow of Sen. Edward Kenney, right, follows the casket of Sen. Edward Kennedy into Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009, for a Roman Catholic funeral Mass.
Caroline Kennedy arrives for the Roman Catholic Funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
Joan Kennedy and Patrick Kennedy arrive for Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
Sen. John McCain, R-Ariz., arrives for the Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
Sen. John Kerry, D-Mass., arrives for the Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
Entertainer Tony Bennett arrives for the Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
President Barack Obama and first lady Michelle Obama greet Secretary of State Hillary Rodham Clinton and former President Bill Clinton at the funeral Mass for Sen. Edward M. Kennedy at Our Lady of Perpetual Help Basilica in Boston, Saturday, Aug. 29, 2009.
Former President Bill Clinton and Secretary of State Hillary Rodham Clinton greet people at the funeral Mass for Sen. Edward M. Kennedy at Our Lady of Perpetual Help Basilica in Boston, Saturday, Aug. 29, 2009.
Sen. John McCain, R-Ariz., left, talks with former President George W. Bush as they await the start of the Roman Catholic Funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009. Kennedy died late Tuesday after a battle with brain cancer. He was 77.
President Barack Obama, right, speaks with former President Bill Clinton prior to the Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009. Kennedy died late Tuesday after a battle with brain cancer. He was 77.
Former President Bill Clinton looks over at former President George W. Bush and his wife Barbara, right, prior to the Roman Catholic Funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
California Gov. Arnold Schwarzenegger arrives for the Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.
Irish Prime Minister Brian Cowen, right, talks with U.S. Attorney General Eric Holder, left, before funeral services for Sen. Edward Kennedy at the Basilica of Our Lady of Perpetual Help in Boston, Saturday, August 29, 2009. Senator Kennedy died late Tuesday after a battle with brain cancer. He was 77.
Actor Jack Nicholson sits alone in the pews waiting for the service to start during funeral services for U.S. Sen. Edward Kennedy at the Basilica of Our Lady of Perpetual Help in Boston, on Saturday, Aug. 29, 2009.
Speaker Nancy Pelosi, left, hugs Angela Menino, wife of Boston Mayor Thomas Menino during Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009. Kennedy died late Tuesday after a battle with brain cancer. He was 77.
Vice President Joe Biden and his wife Jill, second from left, talk with U.S. Senator Edward Kennedy's ex-wife Joan Kennedy, left, before funeral services for Sen. Edward Kennedy at the Basilica of Our Lady of Perpetual Help Basilica in Boston, on Saturday, Aug. 29, 2009. Kennedy died late Tuesday after a battle with brain cancer. He was 77.
Robert F. Kennedy Jr. and his wife Mary arrive for funeral services for U.S. Senator Edward Kennedy at the Basilica of Our Lady of Perpetual Help in Boston, Massachusetts Sturday, August 29, 2009.
Sargent Shriver is escorted to his seat in the church by his son Anthony Kennedy Shriver before funeral services for Sen. Edward Kennedy at the Basilica of Our Lady of Perpetual Help Basilica in Boston, on Saturday, Aug. 29, 2009. Kennedy died late Tuesday after a battle with brain cancer. He was 77.
Former President George W. Bush and Laura Bush are seen behind Vice President Joe Biden, right, as they await the start of funeral services for U.S. Sen. Edward Kennedy at the Basilica of Our Lady of Perpetual Help Basilica in Boston, on Saturday, Aug. 29, 2009. Kennedy died late Tuesday after a battle with cancer. He was 77. (AP Photo/Brian Snyder, Pool)
Left to right, former President Bill Clinton, Secretary of State Hillary Clinton, former President George W. Bush, President Barack Obama, Vice President Joe Biden, former first lady Rosalynn Carter and former President Jimmy Carter wait for the Roman Catholic funeral Mass for Sen. Edward Kennedy at Our Lady of Perpetual Hope Basilica in Boston, Saturday, Aug., 29, 2009.