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In this photo provided by Maritime New Zealand, half of the cargo ship Rena is partially submerged on a reef near Tauranga, New Zealand, Tuesday, Jan. 10, 2012. The 774-foot (236-meter) vessel split in two over the weekend amid heavy seas and now the stern section is slipping from the Astrolabe reef and sinking. (AP Photo/Maritime New Zealand) EDITORIAL USE ONLY

New Zealand cargo ship disaster

The remains of the stricken container ship Rena are stuck on a rock reef about 14 nautical miles (22 km) from Tauranga on the east coast of New Zealand's North Island. Rena ran aground six months ago, in what authorities say is one of the nation's worst environmental disasters, Apr. 4.