She's suing because she claims that the blank ammo she received had a live round mixed in. She's going to have a bit of a rough time proving that. Besides, isn't it her job to inspect all of them? I don't know what prop blanks look like but I'm sure they're well marked.

“In a time of deceit telling the truth is a revolutionary act.”
― George Orwell

It's not over when you lose. It's over when you quit.