 According to CBS News, there were three snipers stationed inside the building the shooter was on the day of the assassination attempt on President Trump. According to a local member of law enforcement, one of the snipers inside saw the shooter outside looking up at the roof, observing the building and then leaving. When the shooter returned, sat down and looked at his phone, one of the snipers took a picture of him. Reportedly, the shooter was observed taking out a rangefinder and then returning again with a backpack.