A pilot was arrested during an operation at Arlanda airport on Tuesday morning, writes Aftonbladet.
The pilot tested positive and was taken in for further investigation. The person is now detained, suspected of flying while intoxicated, says police spokesperson Nadya Norton to the newspaper.
The police do not want to disclose either the gender, nationality or age of the detained pilot. According to Aftonbladet's information, it is a female pilot from a non-European country who was arrested just before the plane was to take off.