Al and Tipper Gore: In photos (28 images)

In a June 6, 2000 file photo, Vice Presidential candidate Al Gore laughs with his wife Tipper during a visit to the Children's All Day School in New York, NY. According to an email leaked to the press, Former Vice President Gore and Tipper are separating after 40 years of marriage. rw/Doug Mills/ POOL/UPI

In a November 6, 2000 file photo, Vice President Al Gore kisses his wife Tipper during a rally at America's Center in St. Louis, Missouri. According to an email leaked to the press, Former Vice President Gore and Tipper are separating after 40 years of marriage. rlw/bg/Bill Greenblatt/UPI

In a June 11, 2004 file photo, Vice President Al Gore and his wife Tipper arrive at the National Cathedral for the State Funeral Service for former President Ronald W. Reagan. According to an email leaked to the press, Former Vice President Gore and Tipper are separating after 40 years of marriage. (UPI Photo/Greg Whitesell)

Vice President Al Gore, along with Tipper Gore and Brigadier General Wilma L. Vaught (second from left) sing God Bless America after the ribbon-cutting ceremony to dedicate the Women In Military Service for America Memorial at the entrance to Arlington National Cemetery on October 18, 1997. UPI/mr/Michael Rothbart