United States Acting Secretary of Veterans Affairs Sloan Gibson participates in a White House event with first lady Michelle Obama (L) to end veterans homelessness in Washington June 4, 2014. Gibson replaced former Veterans Affairs Secretary Eric Shinseki last week. REUTERS/Gary Cameron (UNITED STATES - Tags: POLITICS SOCIETY MILITARY) 

United States Acting Secretary of Veterans Affairs Sloan Gibson (R) is introduced by Salt Lake City, Utah mayor Ralph Becker (L) at a White House event to end veterans homelessness in Washington June 4, 2014. Gibson replaced former Veterans Affairs Secretary Eric Shinseki last week. REUTERS/Gary Cameron (UNITED STATES - Tags: POLITICS SOCIETY MILITARY) 

United States Acting Secretary of Veterans Affairs Sloan Gibson participates in a White House event to end veterans homelessness in Washington June 4, 2014. Gibson replaced former Veterans Affairs Secretary Eric Shinseki last week. REUTERS/Gary Cameron (UNITED STATES - Tags: POLITICS SOCIETY MILITARY) 

United States Acting Secretary of Veterans Affairs Sloan Gibson participates in a White House event to end veterans homelessness in Washington June 4, 2014. Gibson replaced former Veterans Affairs Secretary Eric Shinseki last week. REUTERS/Gary Cameron (UNITED STATES - Tags: POLITICS MILITARY SOCIETY) 

Actress Cameron Diaz accepts the Choice Movie Actress: Comedy award at the 2011 Teen Choice Awards at the Gibson amphitheater in Universal City, California August 7, 2011. REUTERS/Mario Anzuoni (UNITED STATES - Tags: ENTERTAINMENT) 

Cameron Gibson of New Zealand competes in the men's 50m freestyle swimming heat at the World Aquatics Championship in Melbourne March 30, 2007. REUTERS/David Gray (AUSTRALIA) 

Cameron Gibson of New Zealand adjusts his goggles before competing in a men's 100m freestyle swimming heat at the World Aquatics Championship in Melbourne March 28, 2007. REUTERS/David Gray (AUSTRALIA) 

Cameron Gibson of New Zealand competes in his men's 100m backstroke swimming heat at the World Aquatics Championship in Melbourne March 26, 2007. REUTERS/David Gray (AUSTRALIA) 

Cameron Gibson of New Zealand competes in his men's 100m backstroke swimming heat at the World Aquatics Championship in Melbourne March 26, 2007. REUTERS/David Gray (AUSTRALIA) 

Cameron Gibson of New Zealand competes in his men's 100m backstroke swimming heat at the World Aquatics Championship in Melbourne March 26, 2007. REUTERS/David Gray (AUSTRALIA) 

University of Texas Longhorns guard Daniel Gibson (L) hauls in a rebound against North Carolina State University Wolfpack guard Cameron Bennerman (R) in the first half during second round action of the 2006 NCAA Men's Basketball Championship in Dallas, Texas, March 19, 2006. REUTERS/Jeff Mitchell 

Scotland's gold medalist Gregor Tait, South Africa's silver medalist Johannes Du Rand (L) and New Zealand's bronze medalist Cameron Gibson (R) celebrate their win in the men's 200m backstroke swimming finals at the Commonwealth Games in Melbourne March 18, 2006. REUTERS/David Gray 

New Zealand swimmer Gibson competes in men's 100m backstroke heats at World Aquatic Championships in Montreal. New Zealand swimmer Cameron Gibson competes in the men's 100m backstroke heats at the World Aquatic Championships in Montreal, July 25, 2005. REUTERS/Wolfgang Rattay 

Cameron Gibson from New Zealand waves after his men's 100 metres freestyle heat at the Olympic Aquatic Centre in Athens August 17, 2004. 

Cameron Gibson from New Zealand waves after his men's 100 metres freestyle heat at the Olympic Aquatic Centre in Athens August 17, 2004. REUTERS/David Gray GMH/AA 

Competitors from the USA and World All-Stars teams (L-R) Jonathon
Duncan, Chad Carvin, Cameron Gibson and David Tarwater compete in the
400 metre freestyle race at the Sleeman Sports Complex during the
Goodwill Games in Brisbane August 31, 2001. The World All-Stars team
caused an upset by defeating the USA team 80.5 to 68.5 points in the
round-robin event. Athletes from 69 countries are competing at the 2001
Goodwill Games. REUTERS/David Gray

DG/RCS 

House Majority Whip Rep. Tom Delay (R-TX), pauses to collect his emotions during his tribute to slain U.S. Capitol Police officers Detective John Gibson and Officer Jacob Chestnut July 22. Gibson, who's post was outside DeLay's office, and Chestnut, who's post was at the Document door entrance to the Capitol, were slain by former mental patient Russell Weston a year ago, the first time on record that Capitol Hill police officers were killed in the line of duty.

GAC/BM/ZDC/ME 

Officer Lou Arthur Cochran (L) and Capitol Hill Police Chief Gary Albrecht salute after a wreath was presented in front of a bronze memorial plaque as part of a tribute to two slain Capitol Hill police officers during ceremonies at the Capitol in Washington July 22. Officer JJ Chestnut and Detective John Gibson were gunned down by Russell Weston, a former mental patient, as he blasted his way through the East Front side of the Capitol last year.

TRA/RC/CLH/ 

Officers Lou Arthur Cochran (L) and Keith Stewart, members of a Capitol Police Honor Guard, carry a bronze memorial plaque as part of a tribute to two Capitol Hill police officers during ceremonies at the Capitol in Washington July 22. Officer JJ Chestnut and Detective John Gibson were gunned down by Russell Weston, a former mental patient, as he blasted his way through the East Front side of the Capitol last year.

TRA/RC/ME 

Members of the U.S. Capitol police force salute the hearse of detective John Gibson July 30 as it approaches the U.S. Capitol. Gibson and fellow officer Jacob Chestnut were slain inside the Capitol July 24.

/SB 

Members of the U.S. Capitol Police Dignitary Protection Division salute the hearse of one of their own, John Gibson, as the slain officer's hearse passes by the U.S. Capitol July 30. Gibson's funeral procession to Arlington National Cemetery was over 15 miles in length, and contained police, fire, and rescue units from all over the nation.

GAC/ELD/WS 

The hearse of U.S. Capitol police detective John Gibson passes the Capitol dome on July 30 en route to Arlington National Cemetery. Members of Gibson's unit can be seen saluting at upper left. Gibson's procession contained police and rescue units from all over the nation and stretched over 15 miles in length.

GAC/ELD 

Mourners gather July 28 in the Capitol Rotunda, where the bodies of two police officers killed when a deranged gunman opened fire in the Capitol lie in honor. Jacob Chestnut and John Gibson, who were killed July 24 when Russell Weston allegedly shot his way into the building, were honored by [President Clinton, Vice President Al Gore,] lawmakers and law enforcement officers. 

A flag flies at half-staff outside the Capitol building July 28, as police officers wait in line to enter and pay their respects to Capitol Police officers Jacob Chestnut and John Gibson. The bodies of the two officers, killed July 24 when Russell Weston allegedly shot his way into the building, lay in the Capitol Rotunda, an honor usually reserved for presidents and statesmen. 

A flag flies at half-staff outside the Capitol building July 28, as police officers wait in line to enter and pay their respects to Capitol Police officers Jacob Chestnut and John Gibson. The bodies of the two officers, killed July 24 when Russell Weston allegedly shot his way into the building, lay in the Capitol Rotunda, an honor usually reserved for presidents and statesmen.

ELD/VM 

Mourners gather July 28 in the Capitol Rotunda, where the bodies of two police officers killed when a deranged gunman opened fire in the Capitol lie in honor. Jacob Chestnut and John Gibson, who were killed July 24 when Russell Weston allegedly shot his way into the building, were honored by President Clinton, Vice President Al Gore, lawmakers and law enforcement officers.

ELD/CM 

Police offices stand guard July 28 in the Capitol Rotunda, where the bodies of two police officers killed when a deranged gunman opened fire in the Capitol lie in honor. Jacob Chestnut and John Gibson, who were killed July 24 when Russell Weston allegedly shot his way into the building, were honored by President Clinton, Vice President Al Gore, lawmakers and law enforcement officers.

ELD/CM 

Mourners gather July 28 in the Capitol Rotunda, where the bodies of two police officers killed when a deranged gunman opened fire in the Capitol lie in honor. Jacob Chestnut and John Gibson, who were killed July 24, allegedly by Russell Weston, were honored by President Clinton, Vice President Al Gore, lawmakers and law enforcement officers.

ELD 

President Clinton (bottom) lays a wreath July 28 in the Capitol Rotunda beside the caskets of two police officers killed when a deranged gunman opened fire in the Capitol. Jacob Chestnut and John Gibson, who were killed July 24 when Russell Weston allegedly shot his way into the building, were honored by Clinton, Vice President Al Gore, lawmakers and law enforcement officers.

ELD/CM 

Mourners gather July 28 in the Capitol Rotunda, where the bodies of two police officers killed when a deranged gunman opened fire in the Capitol lie in honor. Jacob Chestnut and John Gibson, who were killed July 24 by a lone gunman, were honored by President Clinton, Vice President Al Gore, lawmakers and law enforcement officers.

ELD/CM/SB 

Congressional staff members grieve as they view caskets containing the bodies of two police officers, Jacob Chestnut and John Gibson, in the Capitol Rotunda July 28. The two officers were killed by a gunman who burst into the Capitol July 24.

MMR/CM 

Members of the U.S. Capitol police, their badges taped in black, hold their caps as the coffins containing the remains of their fallen comrades Jacob Chestnut (foreground) and John Gibson lie in honor in the Capitol Rotunda July 28. The two officers were killed by a deranged gunman who burst into the Capitol on July 24, the first Capitol Police officers killed in the line of duty.

CM/SV/SB 

Members of the U.S. Capitol police honor guard salute as the coffins containing the remains of Jacob Chestnut (R) and John Gibson lie in honor in the Capitol Rotunda July 28. The two officers were killed by a deranged gunman who burst into the Capitol July 24.

CM/SV/SB 

Actor Mel Gibson arrives as a guest for the premiere of the new film "Titanic" December 14 at Mann's Chinese Theatre in Hollywood. "Titanic" directed and produced by James Cameron cost $200 million to produce tells the story of a handful of fictional characters who along with historical figures board the Titanic for its tragic maiden voyage. The film which stars [Leonardo DiCaprio and Kate Winslet] opens in the United States December 19.