WPA is WiFi Protected Access - it's the most common method of encryption used to secure a wireless network. If you have a laptop or smartphone and you're trying to connect to a WiFi network, you'll usually need to enter a WPA key (or password) in order to connect to it.
In the live-action adaptations by Sir Peter Jackson, Sauron is portrayed by Benedict Cumberbatch in The Hobbit trilogy (who also portrays Smaug in the same trilogy) and was played by Sala Baker and voiced by Alan Howard in The Lord of the Rings trilogy.
A film based on Winter's story, titled Dolphin Tale, was released September 23, 2011. The film's main protagonist is a young boy who is played by Nathan Gamble. It also stars Harry Connick, Jr. , Ashley Judd, Morgan Freeman, Kris Kristofferson, Kurt Yaeger, and Cozi Zuehlsdorff. Winter played herself in the film.