Belgian authorities say they have arrested a Canadian woman on suspicion of espionage after she worked as an intern inside NATO's operational military headquarters. The case has drawn attention because it involves a junior staff role within one of the Western alliance's most sensitive institutions.

According to the information released, the woman was working at NATO headquarters in Belgium when she was taken into custody. Officials said Saturday that she is accused of spying, though the available details do not describe the specific material or activities at the center of the allegation.

The arrest raises immediate questions about security screening and internal safeguards at NATO facilities, especially for interns and other temporary personnel who may still have proximity to military planning and operations. It also adds pressure on Belgian authorities and alliance officials to explain how the case developed and what risks, if any, were identified.

For now, the public account remains limited to the basic allegation and the fact of the arrest. More information is likely to emerge as Belgian investigators continue the case and NATO assesses the potential impact inside its military headquarters.