This is stated in the message of the airport on the Twitter page.

“Due to the ongoing police operation at Frankfurt Airport, parts of Terminal 1, the regional train station and the long-distance train transition are currently closed,” the statement said.

Due to an ongoing police operation, parts of Terminal 1, the regional train station and the crossing to the long-distance train station are currently closed at Frankfurt Airport.

Passengers are asked to follow the instructions of the security staff on site.

pic.twitter.com/5EtfEyYkuU

- Frankfurt Airport (@Airport_FRA) January 16, 2021

Passengers are encouraged to follow the recommendations of the airport security staff.

In November, Canadian police conducted a special operation outside the Ubisoft office in Montreal.