Massive Iceberg Shears Off after N. Zealand Quake

Massive iceberg shears off after N. Zealand quakeA 30 million tonne block of ice sheared off a New Zealand glacier just minutes after a violent earthquake devastated the city of Christchurch, officials said Wednesday.The huge iceberg crashed into a lake shortly after the 6.3 magnitude tremor rocked the South Island on Tuesday and created waves up to three metres high for 30 minutes which