McKinney v. State
950 P. 2d 461, 134 Wash. 2d 388 (1998)

The court holds that under Washington law an adoption agency can be sued for negligent failure to disclose information to adoptive parents. 950 P. 2d at 465-70. The decision discusses opinions in a number of other states on this issue.

In this case the plaintiff parents lost because the jury found that they would have adopted the child in question even if they had been fully informed about her condition. 950 P. 2d at 471