allowed to leave their offices on the base throughout the night. many spending hours hiding and waiting for the carnage to end. the washington navy yard is the oldest land-based naval installation in the united states. it employs about 3,000 people. today, it is closed for the day, as they continue the investigation here. this morning, we are finding out some of the names of the victims. all civilians or contractors working for the military at this installation. these are the names we know right now. michael arnold, 59. civil via frasier, 5. kathy gaarde, age 52 and john roger johnson 73 and frank kohler and kenneth proctor and vishnu pandit, age 61. they all went to work yesterday just like every day and didn't go home.