A car sinks into a hole caused by an earthquake in the southern New Zealand city of Christchurch June 13, 2011. A series of powerful tremors rattled the quake-prone New Zealand city of Christchurch on Monday, destroying buildings and sending boulders tumbling down hillsides, with further strong aftershocks likely. A strong earthquake in Christchurch dragged the New Zealand dollar lower as concerns for productivity pending damage sapped confidence in the economy. A magnitude 5.5 earthquake has
























