made seven years ago now to add joe biden to the ticket as his running mate was the smartest decision he had ever made in politics. >> reporter: it's not as if the white house is saying anything negative or even questioning about hillary clinton. the e-mail controversy, they are not going there. the white house is still saying good things about clinton and you might say great things about joe biden just as those close to him are telling cnn it is more likely than not that he's going to go for it. >> thank you so much for that. a defiant jeb bush going head to head with gop front-runner donald trump over immigration. defending the term anchor babies, saying he was not referring to latinos but to asians. and that's creating more controversy. >> reporter: almost immediately after he stepped in front of the