Ethnic Hungarians, wearing Hussar outfits, take part in a parade on Hungary's National Day in Targu Secuiesc, north of Bucharest, March 15, 2012. Thousands of ethnic Hungarians from the central Transylvanian region of Romania gather in a celebration in Targu Secuiesc to mark the 1848 Hungarian Revolution. (Daniel Mihailescu/AFP/Getty Images)

Syrian refugees and their children stage a demonstration against the Syrian president at the Reyhanli refugee Camp in Antakya, March 15, 2012. Around 1,000 Syrian refugees, including a defecting general, crossed into Turkey in the last 24 hours, the foreign ministry said on the one-year anniversary of the Syrian revolt. (Bulent Kilic/AFP/Getty Images)

A Thai flower vendor prepares garland at a flower market in Bangkok, Thailand, March 15, 2012. (Sakchai Lalit/AP Photo)

Six children from St Peter's Primary School in Eaton Square, London, visit Camilla, Duchess of Cornwall on March 15 in London, England. Amie Sott, and her classmates talked with the Duchess about their Big Jubilee Lunch before asking her to become a patron of the event. The Duchess accepted the patronage. (Arthur Edwards/Getty Images)

Henry Smith of Victoria competes in the Men's U17 Long Jump during day two of the Australian Junior Athletics Championships at Sydney Olympic Park Athletic Centre, March 15, 2012 in Sydney, Australia. (Matt King/Getty Images)

A U.S. Marine watches as an Osprey carrying U.S. Secretary of Defense Leon Panetta arrives March 14, 2012 at Forward Operating Base Shukvani, Afghanistan. Panetta is also scheduled to meet with President Karzai during his two-day visit to Afghanistan. The trip comes as the Taliban has vowed revenge following a killing spree by a U.S. soldier who is accused of killing 16 civilians in Afghanistan. (Scott Olson/Getty Images)

'Red Tanber' ridden by Lucy Alexander (L) jumps the water jump with 'Cristal Bonus' ridden by Ruby Walsh during The Jewson novices steeple chase during the third day of the Cheltenham horse racing Festival in Gloucestershire, England on March 15, 2012. (Andrew Yates/AFP/Getty Images)

A Pakistani girl plays near her mother standing in a queue to get free food at Bari Imam shrine in Islamabad, Pakistan, March 14, 2012. (Anjum Naveed/AP Photo)

Former Illinois Gov. Rod Blagojevich reaches over a railing to shake supporters' hands after his scheduled address to reporters, March 14, 2012, in Chicago. The 55-year-old Democrat is due to report to a prison in Colorado on Thursday to begin serving a 14-year sentence, making him the second Illinois governor in a row to go to prison for corruption. (Charles Rex Arbogast/AP Photo)

Queen Elizabeth II attends the official reopening of Kensington Palace on March 15, 2012 in London, England. After a GBP 12 million refurbishment, the historic royal palace will reopen to the public on March 26, and later in the year will become home to Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge. (Dan Kitwood /Getty Images)

Republican presidential candidate, former U.S. Sen. Rick Santorum speaks to the media during a visit to La Fortaleza, the governor's mansion, to meet with Governor Luis Fortuno, March 14, 2012 in Old San Juan, Puerto Rico. Santorum was to meet with Fortuno while on his two-day campaign trip on the island commonwealth. (Christopher Gregory/Getty Images)