If anyone tracks mattels stock on their phone apps this is the lead story today. The articles are dated but it's cycling up all over again.
http://www.thedailybeast.com/articles/2015/12/10/hackable-hello-barbie-the-worst-toy-of-the-year-and-maybe-ever.html
http://www.washingtontimes.com/news/2015/dec/9/hello-barbie-makers-sued-after-security-researcher/
https://www.mezzobit.com/hello-barbie-coppa-lawsuit/