In March 2011, a magnitude 9.0 earthquake rocked the eastern Japanese coastline, causing 100-foot waves, massive damage, and nuclear meltdown at the Fukushima-Daiichi plant. The following day, the U.S.S. Ronald Reagan arrived near Fukushima to carry out Operation Tomodachi (“friend”), a $90 million humanitarian assistance operation. In a class action lawsuit filed in the Southern District of California, U.S.