Washington Mayor Gray told reporters they are still notifying families

He added that a total of eight people were injured. Three of that total were shot, including the policeman shot three times in the leg. Another five injuries were less serious, ranging from stress and chest pain to head contusions. 

Police said residents can travel through the city freely again, as there has been no evidence of a second shooter. 

At least one of the victims was a Washington DC resident and no active-duty military have been identified as killed or wounded. 

The FBI has determined that Alexis had "legitimate access" to the Navy Yard.

Gray also anticipated that traffic patterns will returns to normal throughout the DC metro area on Tuesday.