Cole Yeoman steps over a large crack along River Road, Avonside on February 25, 2011 in Christchurch, New Zealand. The death toll has risen to 113 and the hope for finding survivors is fading as rescuers search through debris for over 200 still missing following a 6.3 magnitude earthquake that struck Christchurch on Tuesday. The quake, which was an aftershock of a 7.1 magnitude quake that struck the South Island city on September 4, 2010, has seen damage and fatalities far exceeding those of the original. (Photo by Martin Hunter/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 25

A landslip crushes buildings in Sumner on February 23, 2011 in Christchurch, New Zealand. A massive search and rescue mission is underway and least 75 people have died after a 6.3 magnitude earthquake struck 20km southeast of Christchurch at around 1pm local time on Tuesday. (Photo by Hannah Johnston/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 23

Police officers pass a NZ Army tank on February 23, 2011 in Christchurch, New Zealand. (Photo by Hagen Hopkins/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 23

People walk around a destroyed church on February 23, 2011 in Christchurch, New Zealand. (Photo by Hannah Johnston/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 23

Tristan Webb stands in a large hole along River Road, Avonside on February 25, 2011 in Christchurch, New Zealand. (Photo by Martin Hunter/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 25

A carpark with crushed cars is shown on February 23, 2011 in Christchurch, New Zealand. (Photo by Hannah Johnston/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 23

Workers inspect the steeple of the Merivale Anglican Church on February 26, 2011 in Christchurch, New Zealand. (Photo by Cameron Spencer/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 26

Young children step over a large crack along River Road, Avonside on February 25, 2011 in Christchurch, New Zealand. (Photo by Martin Hunter/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 25

Army roadblock the city centre from an access road in Linwood on February 26, 2011 in Christchurch, New Zealand. (Photo by Cameron Spencer/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 26

An injured resident tries to get back into his van in Linwood on February 25, 2011 in Christchurch, New Zealand. (Photo by Hannah Johnston/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 25

A twisted pedestrian bridge crosses the Avon river on February 26, 2011 in Christchurch, New Zealand. (Photo by Cameron Spencer/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 26

New Zealand Air Force vans carry elderly residents to the Royal New Zealand Air Force plane which will fly to Wellington for safer care for the elderly on February 25, 2011 in Christchurch, New Zealand. (Photo by Hannah Johnston/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 25

Boulders rest on Sumner Road that remains closed in Lyttelton on February 27, 2011 in Christchurch, New Zealand. (Photo by Cameron Spencer/Getty Images). CHRISTCHURCH, NEW ZEALAND – FEBRUARY 27