Student Gun-Control Activist Caught on Video Rehearsing His Lines for CNN

US: David Hogg, the leading student activist calling for gun control following the Florida school shooting, was exposed in a leaked video as he is being coached on what to say for a CNN interview. At one point, someone off camera says: "He forgot his lines". Hogg's father, incidentally, is a retired FBI agent. When Donald Trump, Jr. Tweeted that he thought Hogg was a crisis actor, Hogg responded by saying it was too bad there are people like that who have lost their faith in America. [...]