Moment gunman opens fires at Donald Trump rally caught on video | BBC News

Video footage has captured the moment a gunman open fires from the roof of a building near Donald Trump's rally in Pennsylvania. The FBI said it was treating the incident as an assassination attempt. It has identified the shooter as 20-year-old Thomas Matthew Crooks - he was shot and killed by the Secret Service. One bystander was killed in the shooting and two others were critically injured, police said. Subscribe here: http://bit.ly/1rbfUog For more news, analysis and features visit: www.bbc.com/news #DonaldTrump #US #BBCNews