The Manukai is tied up at "Dock C" and running on electric power at the Port of Long Beach on, Monday, May 6, 2013 in Long Beach, Calif. The port, the second-busiest in the U.S., has spent $65 million... more 
The Manukai is tied up at "Dock C" and running on electric power at the Port of Long Beach on, Monday, May 6, 2013 in Long Beach, Calif. The port, the second-busiest in the U.S., has spent $65 million to install electrical plug-ins for its berths in preparation for new state guidelines that will eventually require all 80 percent of cargo ships to use electricity to power their on-board systems while in dock. (AP Photo/Chris Carlson) less 
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Associated Press | Photo By Chris Carlson
Mon, May 6, 2013 6:47 PM EDT