Rory McIlroy, of Northern Ireland, taps in a putt on the first hole during the third round of the Honda Classic golf tournament, Saturday, March 5, 2011, in Palm Beach Gardens, Fla. (AP Photo/Wilfredo Lee)
Britain's Prince William, center, and his bride-to-be Kate Middleton, second right, react outside Belfast City Hall, Belfast during their visit to Northern Ireland Tuesday March 8, 2011. Prince William and Kate Middleton traveled to Belfast for their first official visit to Northern Ireland before their April wedding. Police kept watch from the rooftops for a visit that brought the center of Belfast to a standstill. (AP Photo/Niall Carson, pool)
Members of the fire service fill tanks with water as people line up with empty bottles to collect water, as tens of thousands of homes and businesses are affected by severe water shortages caused by broken pipes, outside Avoniel leisure center in east Belfast, Northern Ireland, Wednesday, Dec. 29, 2010. (AP Photo/PA, Paul Faith)
Riot police push students back after they blocked the road outside Belfast City Hall, Northern Ireland, Thursday, Dec. 9, 2010. Some hundreds of students staged a protest in Belfast city center against plans to raise tuition fees. All of Northern Ireland's members of Parliament are expected to vote against the rise in fees in the House of Commons later Thursday, but the ruling coalition government is expected to win the ballot. (AP Photo/Peter Morrison)
A stand-off between riot police and students, as the students block the main road outside of Belfast City Hall, Northern Ireland, Thursday, Dec. 9, 2010. Some hundreds of students staged a protest in Belfast city center against plans to raise tuition fees. All of Northern Ireland's members of Parliament are expected to vote against the rise in fees in the House of Commons later Thursday, but the ruling coalition government is expected to win the ballot. (AP Photo/Peter Morrison)
Graeme McDowell, of Northern Ireland, applauds the crowd after winning the Chevron World Challenge golf tournament in sudden death at Sherwood Country Club in Thousand Oaks, Calif., Sunday, Dec. 5, 2010. (AP Photo/Gus Ruelas)
Graeme McDowell of of Northern Ireland hits a putt at the 17th hole in the third round of the Hong Kong Open golf tournament on Saturday, Nov. 20, 2010 in Hong Kong. (AP Photo/Kin Cheung)
Britain's Prince William, right, accompanied by his fiancee Kate Middleton, talk to athletes at Witton Country Park, Darwen, England, Monday April 11, 2011. Prince William and fiancee Kate Middleton visited northwest England on Monday to support local youth charities _ the last trip in their pre-wedding tour of England, Scotland, Wales and Northern Ireland. (AP Photo/Tim Hales)
FILE - Britain's Queen Elizabeth II arrives at television studios, in Belfast, Northern Ireland, in this Oct. 21, 2010 file photo. Britain's Queen Elizabeth II is launching an official Facebook page, offering fans daily updates on her engagements, the royal household said Sunday Nov. 7, 2010. (AP Photo/Peter Morrison, File)
