The funeral service for former first lady Nancy Reagan at the Ronald Reagan Presidential Library in Simi Valley, California, March 11, 2016. Reagan, who served has first lade from 1981 to 1989, died March 6, at 94.

A military honor guard arrives carrying the coffin during the funeral at the Ronald Reagan Presidential Library.

More Photos: Nancy Reagan 1921-2016

The Reverend Stuart A. Kenworthy, Vicar, Washington National Cathedral speaks beforef ormer first lady Nancy Reagan is laid to rest as family and friends gather around the casket at the Ronald Reagan Presidential Library.

The Santa Susana High School Choir sings during funeral services, as former First Lady Nancy Reagan is laid to rest next to her husband, former U.S. President Ronald Reagan, on March 11, 2016, at the Ronald Reagan Presidential Library in Simi Valley, California.

Ronald Prescott Reagan speaks at his mother's funeral.

Nancy Reagan will be buried next to her husband on the property in Simi Valley.

Patti Davis, daughter of Nancy and Ronald Reagan, speaks at her mother's funeral at the Ronald Reagan Presidential Library.

Former Secretary of State James Baker speaks at the funeral of Nancy Reagan.

Former Canadian Prime Minister Brian Mulroney speaks during the funeral service for Nancy Reagan.

Television journalist Tom Brokaw speaks at the funeral of Nancy Reagan.

Television journalist Diane Sawyer gives a Gospel Reading at the funeral of Nancy Reagan.

Opera singer Ana Maria Martinez sings Ave Maria during the funeral service for Nancy Reagan.

Former first lady Rosalynn Carter (L-R), American Ambassador to Japan Caroline Kennedy, and former first lady Hillary Clinton at the funeral of Nancy Reagan.

Minority Leader of the U.S. House of Representatives Nancy Pelosi and her husband Paul arrive at the funeral of Nancy Reagan.

California Governor Jerry Brown (L), first lady Michelle Obama (2nd L), former President George W. Bush (3rd L) and former first lady Laura Bush at the funeral for Nancy Reagan.

Former President George W. Bush, left, and Hillary Clinton arrive at the funeral service for Nancy Reagan.

Former first lady Laura Bush (L) and President George W. Bush arrive for the funeral service of former first lady Nancy Reagan.

Actor Tom Selleck arrives for funeral services being held for former first lady Nancy Reagan.

Former California Governor Arnold Schwarzenegger arrives for the funeral of Nancy Reagan.

Former Secretary of State George Schultz (2nd R) and his wife, Charlotte Mailliard Schultz, arrive for the former first lady's funeral.

Television personality Larry King and his wife Shawn arrive for the funeral of Nancy Reagan.

Newt Gingrich, former speaker of the U.S House of Representatives, and his wife Callista arrive for the funeral of Nancy Reagan.

Entertainer Mr. T arrives for the funeral of Nancy Reagan.

Former Prime Minister of Canada Brian Mulroney, who served while Ronald Reagan was president, arrives for the funeral of Nancy Reagan.

Flowers sit atop the sign at the street entrance to the Ronald Reagan Presidential Library, March 8, 2016, in Simi Valley, California.

A portrait of former first lady Nancy Reagan greets people as they arrive to pay their respects at the Ronald Reagan Presidential Library, March 10, 2016.

People walk by the casket of former first lady Nancy Reagan as she lies in repose at the Reagan Presidential Library, March 9, 2016.

The casket of Nancy Reagan rests at the Ronald Reagan Presidential Library, March 9, 2016.

More Photos: Nancy Reagan 1921-2016