
From left, former British Prime Minister Tony Blair, former Secretary of State Condoleezza Rice, former Vice President Dick Cheney, and former President George W. Bush's daughter Jenna Bush Hager, participate in the singing of "God Bless America" at the dedication of the George W. Bush presidential library on the campus of Southern Methodist University in Dallas, Thursday, April 25, 2013. (AP Photo/Charles Dharapak)

Barbara Bush, right, wipes her eye as former President George W. Bush speaks at the dedication of the George W. Bush presidential library on the campus of Southern Methodist University in Dallas, Thursday, April 25, 2013. Also pictured left to right: former Secretary of State Condoleezza Rice, former Vice President Dick Cheney, daughter Jenna Bush Hager, and husband Henry Hager(AP Photo/Charles Dharapak)

Former President George W. Bush's daughter, Jenna Bush Hager, center, is seated with her husband Henry Hager, second right, sister Barbara Bush, right, former Secretary of State Condoleezza Rice, left, and former Vice President Dick Cheney, as she is acknowledged by her father at the dedication of the George W. Bush presidential library on the campus of Southern Methodist University in Dallas, Thursday, April 25, 2013. (AP Photo/Charles Dharapak)

Barbara Bush, right, wipes her eye as former President George W. Bush speaks at the dedication of the George W. Bush presidential library on the campus of Southern Methodist University in Dallas, Thursday, April 25, 2013. Also pictured left to right: former Secretary of State Condoleezza Rice, former Vice President Dick Cheney, daughter Jenna Bush Hager, and husband Henry Hager(AP Photo/Charles Dharapak)

Former Secretary of State Condoleezza Rice walks with fellow Augusta National members at the practice facility. Rice became a member of Augusta National last year. (Jeff Janowski / Special to The Augusta Chronicle)

Former Secretary of State Condoleezza Rice walks with fellow Augusta National members at the practice facility. Rice became a member of Augusta National last year. (Jeff Janowski / Special to The Augusta Chronicle)

As a CBS News contributor, former Secretary of State Condoleezza Rice “will use her insight and vast experience to explore issues facing America at home and abroad.” (Associated Press)

As a CBS News contributor, former Secretary of State Condoleezza Rice “will use her insight and vast experience to explore issues facing America at home and abroad.” (Associated Press)

Former Secretary of State Condoleezza Rice, center, gestures as she talks to Romney supporters at Broward College for a "Get-Out-The-Vote" event as Florida Lt. Governor Jennifer Carroll, left, and Broward County Commissioner Chip LaMarca, right, look on in Davie, Fla., Monday, Nov. 5, 2012.Romney is making a strong push for Florida voters.(AP Photo/Alan Diaz)