A Jewish student was reprimanded by officials at his Alabama high school after he shared on social media a video of his teacher and classmates doing a Nazi salute. Mountain Brook high school student Ephraim Tytell says gesture was part of a lesson on how the meaning behind symbols changes over time. Prior to World War II, a similar gesture dubbed the "Bellamy Salute," was commonly used to honor the American flag. "He explained to us that in America we used to do that before WWII and everything, and then he proceeded to show us, ask us to stand up...