These news articles are always morbidly fascinating in much the same way that bad traffic accidents tend to be.
The second head, which doctors said threatened the girl’s development, grew from the top of Rebeca’s skull and had its own partly developed brain, ears, eyes and lips.
The operation was critical because the head on top was growing faster than the lower one, said Dr. Jorge Lazareff, the lead brain surgeon and director of pediatric neurosurgery at the University of California at Los Angeles’ Mattel Children’s Hospital.
There’s more on all of this in this Yahoo News story if you’re interested.
When I read stories like this the second most common thought that comes to mind (the first being how sad and tragic this is) is how do Creationists explain this sort of thing? If you accept the idea of Evolution then the how of this isn’t a big mystery, but in the Creationist world view everything is created as it should be. So could a Creationist please take the time to explain to me why God would create an infant like this in the first place?