Arnold Schwarzenegger and Maria Shriver

Arnold Schwarzenegger and his wife Maria Shriver arrive at the Keep Memory Alive Foundation's 10th annual gala in Las Vegas, Nev. (Feb. 11, 2006)

Maria Shriver and California Gov. Arnold Schwarzenegger celebrate at Century Plaza Hotel in Century City, California. (Oct. 7, 2003)

Maria Shriver and California Gov. Arnold Schwarzenegger celebrate at the Century Plaza Hotel in Century City, Calif. (Oct. 7, 2003)

Arnold Schwarzenegger and Maria Shriver arrive at the 62nd Annual Golden Globe Awards. (Jan. 16, 2005)

Then-governor Arnold Schwarzenegger kisses his wife, Maria Shriver, after a swearing-in ceremony. (Nov. 17, 2003)

Arnold Schwarzenegger shows off his new U.S. citizenship papers with Maria Shriver at the Shrine Auditorium in Hollywood. (Sept. 16, 1983)

Maria Shriver and Arnold Schwarzenegger attend the party for "Terminator 3: Rise of the Machines" in London. (July 21, 2003)

After former California Gov. Arnold Schwarzenegger announced that he and his wife Maria Shriver were separating in May 2011, he revealed that he fathered a child with a woman who worked in the couple's home for 20 years. (Oct. 7, 2003) VIDEO: Schwarzenegger Fathered Child With Staffer

California Gov. Arnold Schwarzenegger kisses his wife, Maria Shriver, after taking his oath of office in Sacramento, Calif. (Jan. 5, 2007)

Maria Shriver and Arnold Schwarzenegger after their wedding ceremony in Hyannis, Mass. (April 25, 1986)

Arnold Schwarzenegger and his wife Maria Shriver attend the Governors' Global Climate Summit in Los Angeles. (Oct. 2, 2009)