Answer:
To date, four pits have been partially excavated. Three are filled with the terra-cotta soldiers, horse-drawn chariots, and weapons. The fourth pit is empty, a testament to the original unfinished construction. Archaeologists estimate the pits may contain as many as 8,000 figures, but the total may never be known.
Explanation:
Ted Koppel seems to be quite an interesting character to develop a parallel plot to the one in the book. Koppel´s life as one of the most famous living television interviewers is a great source for a second plot. He and Morrie cross paths .Ted´s newly found friendship with Morrie affects his life and deconstructs his narcissistic television personality making him change directions in his life.
I believe it was because of the raw violence and just oddity that was seen in the book, back then it was not common to go see a movie that had so much killing, much less read a book where you get chosen and stoned to death. That age was a little more innocent. Hope this helps.