Yasin Demirci/Anadolu via Getty Images
- Former US President Donald Trump survived an assassination attempt at a rally in Pennsylvania.
- The gunman was on an elevated surface around 450 feet away from his target.
- The Secret Service has been criticized for failing to prevent the incident.
The gunman who shot at Donald Trump was only about 450 feet (roughly 137 meters) away from the former US president, satellite imagery shows.
Trump was speaking at a rally in Pennsylvania on Saturday when gunshots rang out, and he was swarmed by Secret Service agents.