Board Thread:WARNING ALL USERS False Info\Spoilers/@comment-76.7.31.153-20140111210510/@comment-10280603-20140111231032

The became alphas before joining the Alpha pack i believe because it was the killing of their alpha that turned them into alphas. I think it had to do with the extremes they had to go to heal. I think its took as much energy for them to heal themselves form near death as it did for derek to heal cora.