In the wake of the attempted assassination on former President Donald Trump, the Federal Bureau of Investigation (FBI) and the Department of Homeland Security (DHS) have issued a joint intelligence bulletin.
Thomas Matthew Crooks, the man who opened fire at a Trump rally in Butler County, Pennsylvania, had aroused suspicion earlier that day when he passed through security screening carrying a rangefinder – an instrument often used by hunters and target shooters to measure distances for long-range shots...