- NATO on alert as Poland accuses Russia of ‘state terrorism’ in rail blast The Washington Post
- Poland accuses Russia of “an act of state terror” with railway sabotage attack CBS News
- Dispatch from Warsaw: How to respond as Putin ratchets up the pressure Atlantic Council
- EU ‘minutes from big casualties’ in Russian hybrid war, Lithuanian minister warns politico.eu
- Poland to close Russian consulate, deploy soldiers after railway sabotage Reuters
