Dean Gehrig
Lou Gehrig, left, of the New York Yankees, and pitcher Dizzy Dean, of the St. Louis Cardinals, compare notes on their 1937 hold-out figures during an exhibition game in St. Petersburg, Fl., April 2, 1937. (AP Photo)
Woodrow Wilson War Declaration
President Woodrow Wilson delivers a declaration of war to the joint session of Congress, in Washington, April 2, 1917. (AP Photo)
Seeburg Selec-O-Matic "200"
Myron Holbert, shown with the Seeburg Selec-O-Matic "200" library demonstrated for the first time in Los Angeles, April 2, 1948. It stores and automatically plays 200 selections which are accomplished by merely setting a lever to play either side or both sides of any record in the whole library and the whole library can be played without anyone touching the records. A revolutionary development is the playing of both sides of the record without turning it over. (AP Photo)
Anti-Nuclear Protests
Anti-A-weapons demonstrators displaying signs in German, French, English and Russian after at a future rocket range near Milternberg, Bavaria, Germany on April 2, 1961, before starting their Easter protest marches to Frankfurt and Stuttgart. (AP Photo/Walter Lindlar)
Lady Bird Johnson
Lady Bird Johnson as she greets well-wishers upon her arrival at Presidio County Airport in Alpine, Texas on April 2, 1966. She was en route to the Big National Park for several days of hiking and boating.
Ringling Brothers Barnum and Bailey Circus
Elephants parade towards Madison Square Garden in New York City on April 2, 1968, where the Ringling Brothers Barnum and Bailey Circus opens the same night. The elephants were part of a herd of 17 which will appear at the Garden. (AP Photo/John Lindsay)
Ono Lennon
Former Beatle John Lennon and his wife, Yoko Ono, speak at a news conference in New York City, April 2, 1973. Lennon said he has appealed a federal deportation decision orderng him to leave the country in less than two months. His lawyer said the legal action could keep Lennon in the country for years. (AP Photo)
O'Neal
Tatum O'Neal holds her Oscar statuette at the 46th Annual Academy Awards in Los Angeles, Ca. on April 2, 1974. The 10-year-old won as Best Supporting Actress for her role in the movie "Paper Moon." (AP Photo)
Mount St. Helens
Smoke, soot and ash billows from Mount St. Helens in Washington state, April 2, 1980. The 9,577-foot volcano has been active since March 27. (AP Photo)
Argentina Falkland War
People in the crowd celebrate and wave flags after reports that Argentina's troops have landed on the Falkland Islands (Malvinas), on a square in Buenos Aires, Argentina, Apr. 2, 1982. (AP Photo)
EXXON VALDEZ OIL SPILL AFTERMATH
An oil slick swirls over Prince William Sound, Alaska, April 2, 1989, about 50 miles from where the tanker Exxon Valdez ran aground March 24, spilling more than 10 million gallons of crude oil into the waters. (AP Photo/Rob Stapleton)
1991 Gulf War Iraq Refugees
A convoy of Turkish trucks transports refugees across the Iraqi border into Turkey, Tuesday April 2, 1991. (AP Photo/Burhan Ozbilici)
POPE JOHN PAUL II
** FILE ** Pope John Paul II appears for the first time after surgery at the window of the Gemelli Hospital in Rome in this July 26, 1992 file photo. Pope John Paul II, the Polish pontiff who led the Roman Catholic Church for more than a quarter century and became history's most-traveled pope, has died at 84, the Vatican announced in an e-mail Saturday, April 2, 2005. (AP Photo/Massimo Sambucetti, File)
South Africa Riots townships
Carrying a traditional weapon, a Bhambayi resident walks past South African Defence Forces troops on a foot patrol in the troubled KwaZulu township in Natal province on Saturday, April 2, 1994. Troops have been deployed in KwaZulu following President F.W. de Klerk’s declaration of a state of emergency in Natal and Kwazulu Friday. (AP Photo/David Brauchli)
IRAQ WAR US MILITARY
Two U.S. Navy F-18 speed after refueling from a KC-10 plane over northern Iraq, Wednesday, April 2, 2003. The refueling plane belongs to the 409th U.S. Air Force Expeditionary Group which is based in Burgas, Bulgaria. (AP Photo/Jockel Finck)
Jerry Brown
California Attorney General Jerry Brown gestures while commenting on the U.S. Supreme Court's decision that affects global warming at a news conference in San Francisco, Monday, April 2, 2007. The Supreme Court Monday ordered the federal government to take a fresh look at regulating carbon dioxide emissions from cars, a rebuke to Bush administration policy on global warming. In a 5-4 decision, the court said the Clean Air Act gives the Environmental Protection Agency the authority to regulate the emissions of carbon dioxide and other greenhouse gases from cars. (AP Photo/Eric Risberg)
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In 2007: In its first case on climate change, the U.S. Supreme Court, in Massachusetts v. Environmental Protection Agency, ruled 5-4 that carbon dioxide and other greenhouse gases were air pollutants under the Clean Air Act.