Social Issues

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Protesters sleep inside the state Capitol on Tuesday, Feb. 22, 2011, in Madison, Wis. Opponents of Gov. Scott Walker's bill to eliminate collective bargaining rights for many state workers are taking part in their eighth day of protests. (AP Photo/Jeffrey Phelps)

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Protesters walk outside the state Capitol on Tuesday, Feb. 22, 2011, in Madison, Wis. Opponents of Gov. Scott Walker's bill to eliminate collective bargaining rights for many state workers are taking part in their eighth day of protests. (AP Photo/Jeffrey Phelps)

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Protesters bang drums and chant inside the state Capitol on Tuesday, Feb. 22, 2011, in Madison, Wis. Opponents to Gov. Scott Walker's bill to eliminate collective bargaining rights for many state workers are taking part in their eighth day of protests. (AP Photo/Jeffrey Phelps)

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Protesters do yoga inside the state Capitol on Tuesday, Feb. 22, 2011, in Madison, Wis. Opponents to Gov. Scott Walker's bill to eliminate collective bargaining rights for many state workers are taking part in their eighth day of demonstrations. (AP Photo/Jeffrey Phelps)

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Protesters bang drums and shout slogans at the state Capitol on Monday in Madison, Wis. They were there to oppose Wisconsin Gov. Scott Walker's proposed legislation to curtail collective-bargaining rights for most state employees. (Associated Press)

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Jack Johnson, the first black world heavyweight champion, shows off his form. Lawmakers seek a presidential pardon for Johnson, who was imprisoned because of his romantic ties with a white woman. (Associated Press)

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Delyanna Gilsanchez, 3, listens as her mother, Laura Gilsanchez, explains the Families United in Educational Leadership program to Hispanic immigrants in Chelsea, Mass. The program, started by Boston banker and philanthropist Bob Hildreth, encourages immigrants to set up college savings accounts for their children with the promise that the money will be matched. (Associated Press)

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Demonstrators protest in Cairo on Sunday, Feb. 20, 2011, to demand the release of political prisoners in Egyptian jails and of anti-government protesters arrested last week who are still in custody. (AP Photo/Hussein Malla)

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Montana House Speaker Mike Milburn is the sponsor of the bill to repeal the state's medical marijuana law, which is expected to easily pass the House. (Associated Press)

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Protesters march and wave the Moroccan flag during a demonstration on Sunday in Rabat, Morocco. At least 2,000 people marched in Morocco's capital to demand a new constitution that would bring greater democracy in the North African kingdom. Demonstrators shouted slogans calling for economic opportunity, educational reform, better health services and help in coping with rising living costs during the march on central Hassan II Avenue in Rabat. (Associated Press)

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Protesters march during a protest on Sunday in Rabat. Thousands of people marched in cities across Morocco on Sunday, demanding a new constitution to bring more democracy in the North African kingdom amid the wave of Arab world upheaval. (Associated Press)

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Protesters face riot police during a protest on Sunday in Marrakech. Thousands of people marched in cities across Morocco, demanding a new constitution to bring more democracy in the North African kingdom amid the wave of Arab world upheaval. (Associated Press)

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FILE - This 1986 file picture shows part of the Milky Way galaxy as seen from Australia. Scientists have estimated the first cosmic census of planets in our galaxy and the numbers are astronomical: at least 50 billion planets in the Milky Way. At least 500 million of those planets are in the not-too-hot, not-too-cold zone where life could exist, scientists announced Saturday, Feb. 19, 2011. The numbers were extrapolated from the early results of NASA's planet-hunting Kepler telescope. (AP Photo)

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Opponents of Gov. Scott Walker's bill to eliminate collective bargaining rights for many state workers protest in the Rotunda of the Capitol in Madison, Wis., on Friday, Feb. 18, 2011. (AP Photo/Andy Manis)

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Baltimore Orioles' Vladimir Guerrero walks out of the batting cage during baseball spring training, Friday, Feb. 18, 2011 in Sarasota, Fla. (AP Photo/Eric Gay)

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Wisconsin Rep. Joe Parisi, center, D-Madison, cheers on the crowd on the fourth day of large scale protests at the State Capitol in Madison, Wis., on Friday, Feb. 18, 2011. Union members, students and others have been protesting the governor's bill to eliminate collective bargaining rights for many state workers. (AP Photo/Andy Manis)

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MAD IN MADISON: Opponents of Wisconsin Gov. Scott Walker's bill to sharply curtail state employees' collective-bargaining rights demonstrate in the Rotunda of the state Capitol in Madison on Thursday. Senate Democrats fled the state to prevent a quorum and a vote on the bill. (Associated Press)

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Bahraini women wait outside a hospital Thursday in Manama, Bahrain, where victims of the confrontation between anti-government protesters and riot police were being treated. (Associated Press)

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Children peer from a doorway at a women's charity organization in Kandahar. Security has been difficult to maintain in the war-torn city, despite the longtime presence of NATO troops. (Associated Press)

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Bahraini women cry outside a hospital in capital Manama Thursday, Feb. 17, 2011, where victims of the confrontation between anti-government protesters and riot police were being treated. Armed patrols prowled neighborhoods and tanks appeared in the streets for the first time after riot police with tear gas and clubs drove protesters from a main square where they had demanded sweeping political change.(AP Photo/Hassan Ammar)