Who cares what religion he is. As far as I'm concerned he can be a Hindu, Buddist, Moslem, or whatever. If he cared so much about his Judisism he would not have married out. And anyway, when he did marry, he knew that his children couldn't be Jewish. So what's all the fuss about.
Mexico approves U.S. extradition warrant for fugitive kingpin 'El Chapo' (Reuters)
from the article: Israel court grants author's request to register 'without religion'