A Pakistani Shiite Muslim girl shouts slogans during a protest against sectarian killings, in Karachi, April 4, 2012. At least 14 people were killed and more than 50 wounded in sectarian violence in northern Pakistan. (Asif Hassan/AFP/Getty Images)

David Lowe carries his daughter's dog, Phoebe, after the dog was rescued from the rubble of a destroyed home, April 3, 2012 in Arlington, Texas. Multiple tornadoes touched down across the Dallas/Fort Worth area causing extensive damage. (Tom Pennington/Getty Images)

Foundling rabbit Ruediger sleeps in the hand of animal keeper Kristina at Allwetterzoo in Muenster, Germany, April 4, 2012. (Rolf Vennenbernd/dpa/Corbis)

A horse is washed down with a hose during preparations for 2012 Sydney Royal Easter Show at the Sydney Showground, April 4, 2012 in Sydney, Australia. The annual event is Australia's largest, attracting around 900,000 visitors over the duration of the two week agricultural show. (Mark Kolbe/Getty Images)

Conservators restore old ship figureheads to be added to a display of over 80 in the dry berth below the hull of the 19th century clipper "Cutty Sark" in Greenwich, London, April 4, 2012. According to the organizers it is the largest collection of merchant naval figureheads in the world. (Carl Court/AFP/Getty Images)

Israeli forces evict a group of settlers from a disputed house in Hebron, April 4, 2012, a day after they were ordered to leave the Palestinian property in the occupied West Bank. (Hazem Bader/AFP/Getty Images)