I believe that Bam is actually the previous ruler of the tower son. I have always thought about this. Someone ruled the tower before zhard over threw him. First of all we have hints of that because. Zhard wouldn't need the 10 great family heads if the original king was not a BOSS. Zhard was a...
I think Kishi is just twisting the knife with this one. We all know Sasuke has been biting Karin since he was 13 years old so it's not Hard to imagine the DNA transfer. She is Uzumaki so her DNA is dominant over Sakura even though I am 100 percent sure Sakura did the 9 months.