Third school stabbing in Poland leaves three hurt

A woman injured three people at a school, marking the third such attack in Poland this week.

Poland is on high alert after a series of violent attacks in schools. A woman injured three people at a school today. This is the third time a stabbing has happened at a Polish school this week. Because of these scary events, police are taking big steps. Officers have already checked on 50,000 schools across the country. They are trying to make sure students and teachers are safe. They have also detained dozens of people while they investigate the threats. These attacks have shaken the country. Earlier this week, a 19-year-old student hurt nine people in a different school attack. In anoth…