 The Lutheran Hour with Dr. Michael Ziegler. Brought to you in part by Zion Lutheran Church Augsburg and St. John's Lutheran Church Russellville. How a gunman armed with an AR-style rifle was able to get close enough to shoot and injure former President Donald Trump at a rally Saturday in Pennsylvania in a devastating failure of one of the agency's core duties. The FBI Sunday identified the shooter as 20-year-old Thomas Crooks of Bethel Park, Pennsylvania.