Dust and debris rise above houses after a cliff collapsed due to an earthquake on the Whitewash Head area, located above Scarborough Beach in the suburb of Sumner, Christchurch, New Zealand, February 14, 2016. A strong 5.7 magnitude earthquake struck near Christchurch in New Zealand on Sunday, causing cliffs to collapse into the sea but no major damage to the city, which was devastated by a 2011 quake which killed nearly 200 people.