According to AIS-data a Swedish warship is moving slowly right at the border of Kaliningrad since yesterday noon UTC.
If veracious: Sweden is signaling (and collecting signals) by letting everyone know. The Visby corvette is impervious to the heavy local GPS-spoofing.
cont...
Hybrid closure of hybrid airspace.
(Affecting the very real war in Ukraine since Rzeszów (and I think Lublin?) is a main logistics hub for weapons going to Ukraine.)