The Petty Officer was a female. The civilian disarmed her and then the other Navy Security Petty Officer came to help her and exchanged shots. The civilian and the male Petty Officer died.
Thanks for your update. The link below confirms what you posted. The Navy PO on watch was a female, and the killer took her gun away when she challenged him. Then, a Navy Security guy tried to help her, and he was killed in the brief gun battle in which Holder’s type of guy was killed.
http://hamptonroads.com/2014/03/navy-base-killer-given-security-access-despite-crimes
“A 35-year-old truck driver with a troubled past walked onto a U.S. warship Monday night, grabbed a guard’s gun and used it to kill a sailor who tried to intervene.
Jeffrey Tyrone Savage had taken a life once before.
Now investigators are trying to figure out how someone with a violent criminal record and no known business with the Navy gained easy access to the service’s largest base – home to half the nation’s fleet of aircraft carriers and dozens of other ships.”