تلفات 11 سپتامبر: چند نفر در حملات 11 سپتامبر کشته و زخمی شدند؟

9/11 casualties: How many people died and were injured in the Sep. 11 attacks?

It has been 25 years since the deadliest terrorist attack ever, whose death toll has continued to grow in the more than two decades that have passed.