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Nick Clooney speaks during a screening of "The China Syndrome" at The Newseum on April 19, 2011, in Washington. A journalist and one-time political candidate, he is the father of Oscar-winning actor George Clooney and the brother of the late singer Rosemary Clooney.
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Actor George Clooney and his father, Nick, are arrested on March 16, 2012, during a protest at the Sudanese Embassy in Washington. The protesters accuse Sudan's president, Omar al-Bashir, of provoking a humanitarian crisis and blocking food and aid from entering the Nuba Mountains in the county's border region with South Sudan.
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Journalist Dan Rather, journalist Nick Clooney and actor George Clooney attend the after party for the premiere of "The Ides of March" at the Metropolitan Club on Oct. 5, 2011, in New York.
AP
Actor George Clooney, right, joins his father veteran journalist Nick Clooney, for a movie screening and journalism panel at the Newseum in Washington, on Jan. 26, 2009.
AP PHOTO
Actor George Clooney, left, joins his father veteran journalist Nick Clooney, for a screening and journalism panel at the Newseum in Washington, on Jan. 26, 2009.
AP PHOTO
George Clooney's parents, Nick Clooney, left, and Nina arrive at the premiere of "Leatherheads" in Los Angeles on March 11, 2008.
AP Photo/Seth Wenig
Deputy Secretary-General Dr. Asha-Rose Migiro, right, presents actor George Clooney, second from right, with a certificate to honor his new role as a United Nations Messenger of Peace at U.N. headquarters, Jan. 31, 2008. Clooney's mother, Nina Clooney, and father, Nick Clooney, left, look on.
AP Photo/Manuel Balce Ceneta
Nick Clooney, left, father of actor George Clooney, with Martin Luther King III, right, and Lawrence Meli, president and chief operating officer of America Life TV Network, on Jan. 10, 2007, in Washington.
GETTY IMAGES/Bryan Bedder
Nick Clooney, Nina Clooney and actor George Clooney attend a dinner hosted by the Save Darfur Coalition on Sept. 13, 2006, in New York.
AP Photo/Tom Uhlman
Nick Clooney stands with a photo display about the Darfur region of Sudan opening at the Underground Railroad Freedom Center in Cincinnati on June 14, 2006. Clooney and his actor son, George Clooney, traveled to Darfur to bring attention the situation there.
AP
Actor George Clooney, left, is the son of broadcaster Nick Clooney, right. They are seen during a gathering on the National Mall in Washington to protest the genocide in Darfur, April 30, 2006.
AP/ONE.org,Andrew Zuckerman
This undated photo, supplied by ONE.org, shows actor George Clooney and father Nick posing to take part in the filming of a public service announcement that features the Clooneys, Don Cheadle, Alfre Woodard, Julia Roberts, Toby Keith and others. ONE.org's television spot urges viewers to vote to fight global AIDS and Third World poverty.
AP
Nick Clooney, Democratic candidate for the U.S. House from Kentucky's 4th District, speaks to supporters after conceding to Republican opponent Geoff Davis at his election night party, Nov. 2, 2004, in Fort Mitchell, Ky.
AP
Actor George Clooney chats with his father, Nick, at the premiere of his 2003 film "Intolerable Cruelty."
AP
Actor George Clooney, left, and his father, broadcaster Nick Clooney, address the audience at "An Evening to Remember Rosemary Clooney" in Beverly Hills, Calif.
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Former television news anchor Nick Clooney talks with patrons at a drugstore diner Dec. 12, 2002, in Warsaw, Kentucky. The campaign stop was part of Clooney's unsuccessful effort to win a seat in the U.S. House Of Representatives from Kentucky.