A 15-year-old student in Poland stabbed and killed a 37-year-old municipal employee at a school. Two other individuals were injured in the attack. The school principal subdued the assailant and is among those injured. This incident follows a similar attack at another school in Poland yesterday, raising concerns about school safety. Authorities are investigating the motives behind the stabbing in Poland. The attack has shocked the community and prompted questions about security measures in Polish schools. Further details are emerging as investigations continue in Poland.