The Hill:

The main air defense system at a military base housing U.S. troops and personnel in Northeast Syria was not fully working Thursday when a drone attack killed one American contractor at the facility, multiple outlets reported Friday.

The New York Times first reported that the electronic counter-defense system was not fully functional at the coalition base known as RLZ. One U.S. official told the outlet the Avenger missile defense system at the base may have been experiencing a maintenance problem at the time of the attack.

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