WOODBRIDGE, Va. (AP) — The Latest on three police officers being shot while responding to a domestic related incident. (all times local):

12:50 p.m.

The Virginia man facing murder charges in the shooting deaths of a police officer and another person has been identified as an Army staff sergeant assigned to the Pentagon.

Ronald Hamilton is being held without bond in the Prince William County Adult Detention Center on charges that include murder of a law enforcement officer. He is accused of shooting and killing Officer Ashley Guindon after she answered a domestic violence call at the Hamilton home Saturday evening. Two other officers are undergoing treatment at a hospital.

Cindy Your, a Defense Information Systems Agency spokeswoman based at Fort Meade, Maryland, said Hamilton is an active duty Army staff sergeant assigned to the Joint Staff Support Center at the Pentagon.

Hamilton faces arraignment on Monday.

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11 a.m.

Authorities have identified a man suspected of killing a Prince William County police officer as Ronald Hamilton of Woodbridge, Virginia.

Officer Brandon Carpenter at the county's adult detention center says Hamilton is being held without bond at the jail on charges including murder of a law enforcement officer. Hamilton faces other charges, including a separate first-degree murder charge. He is scheduled to be arraigned Monday.

The shooting occurred Saturday evening at Hamilton's home, where neighbors say he lived with his wife and their 10-year-old son.

Officer Ashley Guindon was fatally shot while responding to a reported domestic dispute at the home that left one other person dead. Authorities have not identified the other victim. Two other police officers were wounded.

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1 a.m.

More than 100 patrol cars lined the roads outside Inova Fairfax Hospital early Sunday morning to stand vigil and provide escort to the medical examiner for the body of slain a slain Prince William County police officer.

Prince William County police say Officer Ashley Guindon was shot and killed Saturday responding to a domestic violence call. Two other officers were also shot and taken to the hospital. Their conditions are not known.

Police say Guindon had been sworn in as an officer on Friday and was on first shift Saturday when she was shot.

Prince William County Commonwealth Attorney Paul Ebert says he has authorized a capital murder charge, along with other counts, against the suspect, who is a military serviceman. He has not been identified.

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11:30 p.m.

Authorities say the suspect accused of killing a police officer and another woman is a military serviceman.

Prince William County Commonwealth Attorney Paul Ebert says he has authorized a capital murder charge, along with other counts, against the suspect, who has not been identified.

Police say Officer Ashley Guindon, who was sworn in Friday and started her first shift Saturday, died from her injuries after responding to a "verbal argument" Saturday. The condition of the two other officers shot is not known.

Virginia law allows for the death penalty for the murder of a police officer.

Ebert said the suspect will make his first court appearance on Monday.

Corey Stewart, chairman of the Prince William County Board of Supervisors, said in a phone interview with The Associated Press on Saturday night that a woman was killed in the dispute but police declined to confirm a woman died in the domestic violence call. Corey also said there was a child in the house who was not injured.