Poland school stabbings trigger panic over 'Bloody Friday' internet challenge

Two separate stabbing attacks at Polish schools on Wednesday and Thursday left one caretaker dead and multiple students and teachers injured, prompting police investigation and widespread panic over an alleged 'Bloody Friday' internet challenge. The authenticity of the challenge as a motivating factor is unconfirmed, and authorities are still determining whether the attacks are linked. The incidents have heightened security concerns in Polish schools and may lead to increased vigilance or policy responses.