 This is a big crowd. This is a big, big, beautiful crowd. Unaware that on a roof of a one-story shed 410 feet from the stage, 20-year-old Thomas Matthew Crooks had Donald Trump in the sights of a semi-automatic AR-style rifle. What happened to our country? Several times during his speech, Trump made reference to a chart that illustrated immigration numbers. That chart's a couple of months old. Six minutes and 21 seconds after he started speaking. Take a look at what happened.