Then they have grounds for being upset. They don't have grounds for a lawsuit.
(My standard of proof is somewhat strict.)
I'm as big a tort reformer/minimal law suit advocate on this board, but these people needed suing in this case.
They may well have deliberately NOT heeded the family's request in order to meet their training goals. I'll bet they do that routinely. They needed to have some sense knocked into them.
On the other hand, Ford will have to shell out $31 million because the glass in an Explorer didn't keep passengers inside during a rollover. (Passengers that weren't buckled in. Oh, and the driver was drunk, too.) That is a PRIME example of trial lawyer BS.