In England if somebody sues and loses, they have to pay the court costs of the defendant. This drastically cuts down on frivolous lawsuits. In the United States, lawsuits are used as a weapon in legalized warfare. A powerful, well-funded organization can literally crush a small competitor or a critic simply by suing them and draining away their resources. Frequently there is no moral difference between a lawsuit and a pirate raid on a seaside village.
Most lawsuits are immoral and dishonorable.
She is suing the Coast Guard. The Coast Guard did not go out and kill her family. They simply didn't save her. It's a big place. Maybe the Coast Guard could have done a better job in this instance.