During the vietnam war, the worst incident of american atrocities occurred at

It was the My Lai Massacre. This was when 24 U.S. soldiers killed more than 500 civilians including men, women and children.  It was said to be most shocking incident of the war and generated international outrage due to the brutality of the killings committed there.

answer; the correct answer to the above statement is world trade center towers were build///110 story north tower of the original world trade center was