 Before that, on February 14, the 1st Regiment made reconnaissance flights over the airfield and eastern part of Piła.On February 20, the 3rd Regiment attacked rail transports in Szczecinek and Złocieniec.Apart from units of the 4th Division, the 103rd Independent Liaison Aviation Squadron also took part in the flights, bombing the fortifications of the Wall on the night of February 8 to February 9.