Washington's Political Moms—PICTURES

From left, Sasha Obama, first lady Michelle Obama, and Malia Obama. > (AP Photo/Chris Pizzello)

First lady Laura Bush (center) accompanied by daughters Barbara Bush (left) and Jenna Bush (right). (AP Photo/J. Scott Applewhite))

A young Barack Obama with his mother, Ann Dunham, in an undated photo from the 1960s. (AP Photo/Obama Presidential Campaign)

Sen. John McCain, R-Ariz., makes remarks as his mother, Roberta McCain, listens. (AP Photo/Matt Rourke)

President Bush is welcomed by his mother, former first lady Barbara Bush, and his brother, Florida Gov. Jeb Bush, as he arrives at the Pensacola Naval Air Station in Pensalcola, Fla. (AP Photo/J. Scott Applewhite)

President Clinton hugs his mother, Virginia Kelley, as his stepfather, Richard Kelley, looks on. (AP Photo/Greg Gibson)

Then-Sen. Hillary Rodham Clinton of New York and her mother, Dorothy Rodham. (AP Photo/Paul Sancya)

First lady Michelle Obama, left, sits with her mother Marian Robinson, right, during a Mother's Day event in the East Room of the White House in Washington, Friday, May 7, 2010.  (AP Photo/Pablo Martinez Monsivais)

Republican vice presidential candidate, Alaska Gov. Sarah Palin, talks with her mother, Sarah Heath (AP Photo/Don Emmert, Pool)

Gabrielle Giffords sits with her mother Gloria Giffords

Arnold Schwarzenegger, center, his former wife Maria Shriver, left, and his mother Aurelia Schwarzenegger, right (AP Photo/Rudi Blaha)