When a skydiver is murdered, the CSIs discover that he has more than 100 children and all of them are suspects. Written by
Did You Know?
At the end, Boa Vista set the two twins up to share a van, with the implication that one might volunteer to be a liver tissue donor for the one with Wilson's disease. They were monozygotic (identical) twins so they would both have the same disease so a transplant would be useless. See more
References Terminal Velocity