WorldTeen wearing helmet camera kills worker in Polish school attack amid copycat fears
A 15-year-old armed with a knife and wearing a helmet-mounted camera attacked a primary school he once attended in northeastern Poland, killing a caretaker and injuring two people. Authorities are investigating a possible link to an online challenge. The attack came a day after a 19-year-old wounded 10 people at another Polish school.
Teen wearing helmet camera kills worker in Polish school attack amid copycat fears
World