Editor's Note: Even the NY Times is reporting that based on visual analysis of the debris, it was a GBU-39, a bomb designed and manufactured in the United States.
Senior White House officials are refusing to say whether American-made bombs were used in a deadly airstrike in Gaza this week - despite an investigation which appeared to confirm remnants of US munitions at the scene. An Israeli airstrike on a tent camp for the displaced in Rafah killed 45 people on Sunday including women and children, and left at least 200 injured, the Gaza health ministry reported.