text:  One man was killed. His name is Corey Comperatore, and he was apparently shielding his family from the gunfire. And in addition, two other bystanders were seriously injured, and they were taken to the hospital. So, Glenn, what is the picture that law enforcement has pieced together about what happened on Saturday? Well, the FBI and Department of Justice are investigating this as an assassination attempt and also a potential incident of domestic terrorism.