Overnight, PanAm flight 103 had disintegrated over Lockerbie Scotland en route to the U.S. As news developed, it was learned a bomb was placed on board and all passengers were lost. Some groups were quick to take credit, including an Iranian group claiming it was payback for the U.S. shooting down of an Iranian passenger plane in the Gulf earlier. It was later learned Intelligence had received numerous warnings a week earlier that a terrorist attack was going to take place. Somehow, word just didn't hit the right set of ears.

Here is the CBS World News Roundup broadcast of the morning of December 22, 1988.