BRUSSELS European Commission President Ursula von der Leyen on Wednesday warned that recent suspected Russian violations of EU member states' airspace and critical infrastructure constitute a "coherent and escalating campaign" of hybrid warfare targeting the bloc "to unsettle our citizens, test our resolve, and divide our union." Speaking at the European Parliament's plenary session in Strasbourg on recent violations of EU airspace, von der Leyen said: "This is not random harassment. It is a