bethlehem, alex arounder and his mother teresa finally get their turn to touch the silver star. >> its unbelievable to think this is where jesus was born. >> you know, actually being able to go down and touch the stone, you know, every christmas, this is what we hear about. before i wasn't really sure about my faith but now here seeing this, i love it. it's amazing. >> the chris htmas story is abo stars and light. in the gospels a star leads the three wisemen to the newborn child. >> at that time when new stars were seen, it was usually the birth of an important prominent person. ♪ ♪ >> but could there have really been such a star on the night jesus was born? >> scientists do indicate there was extraordinary activity in